Gunzinger, J.M., Muth, D.R., Hanson, J.V.M., Al-Sheikh, M., Fasler, K., Barthelmes, D. and Zweifel, S.A. 2023. Vitamin A deficiency retinopathy related to medical interventions in a Swiss cohort: a case series. Swiss Medical Weekly. 153, 11 (Nov. 2023), 40097. DOI:https://doi.org/10.57187/smw.2023.40097.