Palvi Kudyar, Roshi, Vishal R. Tandon and Brij Mohan Gupta 2021. Comparative analysis of distribution patterns of research protocol: a retrospective, observational study. International Journal of Research in Pharmacology & Pharmacotherapeutics. 7, 4 (May 2021), 347-353. DOI:https://doi.org/10.61096/ijrpp.v7.iss4.2018.347-353.