Mammen, MBBS, DNB, S., Yousuf, MBBS, FCPS, B. and Shamsah, MBBS, FRCPC, M. (2020) “Transdermal Fentanyl patch: An approach to enhance tolerance of conscious proning in COVID-19 patients”, Journal of Opioid Management, 16(4), pp. 237–238. doi: 10.5055/jom.2020.0576.