Evidence-based clinical practice guidelines for cholelithiasis 2016
                                                J Gastroenterol; 53 (3), 2017                                            
                                        
                                                                                    
                                                BACKGROUND: This clinical practice guideline addresses six questions related to liberation from mechanical ventilation in critically ill adults. It is the result of a collaborative effort between the American Thoracic Society (ATS) and the American College of Chest Physicians (CHEST). METHODS: A multidis...                                            
                                        
                                                                                    
                                        
                                                                                    
                                                                             
                        