1. A prospective analysis of concentration of 25-OHD between northern and southern district in Japan in year-round study. Issue 43 (28th October 2022) Authors: Horikawa, Akira; Kasukawa, Yuji; Hongo, Michio; Kodama, Hiroyuki; Sano, Akihisa; Miyakoshi, Naohisa Journal: Medicine Issue: Volume 101:Issue 43(2022) Page Start: e31340 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗