Social & Preventive Medicine Evidence based medicine, which of the following is not useful -a) Personal exposureb) RCTc) Case reportd) Meta-analysise) Systemic review A a B ac C ad D b 💡 Explanation Evidence based medicine, which of the following is not useful -a) Personal exposureb) RCTc) Case reportd) Meta-analysise) Systemic review ✓ Correct Answer: B. ac