Summary: Featuring articles on survival and neurodevelopment among periviable infants, osimertinib in EGFR-mutated lung cancer, bariatric surgery or medical therapy for type 2 diabetes, baricitinib in rheumatoid arthritis, and opioid prescribing and risk of long-term use; a review article on FDA regulation of prescription drugs; a case report of a man with hematuria and a retroperitoneal mass; and Perspective articles on addressing the fentanyl threat to public health, on adjusting risk adjustment, on new vaccines against epidemic infectious diseases, and on the Common Rule, updated.
