Purkayastha, Sravonee, and Rita Mahanta. 2014. “Effect of Chronic Use of Recreational Drugs on the Sperm Count in Albino Mice”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 13 (1): 466-74. https://www.gssrr.org/JournalOfBasicAndApplied/article/view/1835.