DR. K. HARISH. IMPACT OF DIGITAL RADIOGRAPHY ON COLLIMATION PRACTICES IN LUMBAR SPINE IMAGING: A COMPARATIVE STUDY OF ANALOGUE AND DIGITAL TECHNIQUES. Journal of Population Therapeutics and Clinical Pharmacology, [S. l.], v. 28, n. 2, p. 824–827, 2021. DOI: 10.53555/9jzm6208. Disponível em: https://www.jptcp.com/index.php/jptcp/article/view/10368. Acesso em: 22 sep. 2026.