Social & Preventive Medicine All of following are advantages of case control study except-a) Cheaperb) Less time consumingc) Possible to study many diseasesd) Less chances of bias A bd B cd C ab D bd 💡 Explanation All of following are advantages of case control study except-a) Cheaperb) Less time consumingc) Possible to study many diseasesd) Less chances of bias ✓ Correct Answer: B. cd