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How to Design and Validate A Questionnaire: A Guide.
Boparai JK, Singh S, Kathuria P. Boparai JK, et al. Curr Clin Pharmacol. 2018;13(4):210-215. doi: 10.2174/1574884713666180807151328. Curr Clin Pharmacol. 2018. PMID: 30084336 Review.
Hemovigilance: A new beginning in India.
Boparai JK, Singh S. Boparai JK, et al. Int J Appl Basic Med Res. 2015 Sep-Dec;5(3):200-2. doi: 10.4103/2229-516X.165379. Int J Appl Basic Med Res. 2015. PMID: 26539371 Free PMC article.