Ericson Lisa, Hovstadius Bo, Carlsson Martin, Petersson Göran, Wanby Pär, A Cost Analysis of Systematic Vitamin D Supplementation in the Elderly Versus Supplementation Based on Assessed Requirements, Journal of Aging Research And Healthcare, Volume 2, Issue 2, 2017, Pages 13-22, ISSN 2474-7785, https://doi.org/10.14302/issn.2474-7785.jarh-17-1724. (https://openaccesspub.orgjarh/article/579) Keywords: Vitamin D; Supplementation; Screening; Cost; Frail elderly