Task1 Medication classification, Practice
                                        
                                        
                                            Start: Jan. 1, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task1 Medication classification, Evaluation
                                        
                                        
                                            Start: June 1, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task1 Medication classification, Post-Eval
                                        
                                        
                                            Start: June 5, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task2 ADR classification(English), Practice
                                        
                                        
                                            Start: Jan. 1, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task2 ADR classification(English), Evaluation
                                        
                                        
                                            Start: June 1, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task2 ADR classification(English), Post-Eval
                                        
                                        
                                            Start: June 5, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task2 ADR classification(French), Practice
                                        
                                        
                                            Start: Jan. 1, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task2 ADR classification(French), Evaluation
                                        
                                        
                                            Start: June 1, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task2 ADR classification(French), Post-Eval
                                        
                                        
                                            Start: June 5, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task2 ADR classification(Russian), Practice
                                        
                                        
                                            Start: Jan. 1, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task2 ADR classification(Russian), Evaluation
                                        
                                        
                                            Start: June 1, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task2 ADR classification(Russian), Post-Eval
                                        
                                        
                                            Start: June 5, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task3 ADR extraction and normalization, Practice
                                        
                                        
                                            Start: Jan. 1, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task3 ADR extraction and normalization, Evaluation
                                        
                                        
                                            Start: June 1, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task3 ADR extraction and normalization, Post-Eval
                                        
                                        
                                            Start: June 5, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task4 prescription medication abuse, Practice
                                        
                                        
                                            Start: Jan. 1, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task4 prescription medication abuse, Evaluation
                                        
                                        
                                            Start: June 1, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task4 prescription medication abuse, Post-Eval
                                        
                                        
                                            Start: June 5, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task5 birth defect pregnancy outcome, Practice
                                        
                                        
                                            Start: Jan. 1, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task5 birth defect pregnancy outcome, Evaluation
                                        
                                        
                                            Start: June 1, 2020, midnight
                                            
                                         
                                     
                                
                                    
                                        
                                            
Task5 birth defect pregnancy outcome, Post-Eval
                                        
                                        
                                            Start: June 5, 2020, midnight