TY - JOUR AU - Schöttker, Ben AU - Kuznia, Sabine AU - Brenner, Hermann TI - Efficacy of vitamin D3 supplementation on cancer mortality in the general population and the prognosis of patients with cancer: protocol of a systematic review and individual patient data meta-analysis of randomised controlled trials. JO - BMJ open VL - 11 IS - 1 SN - 2044-6055 CY - London PB - BMJ Publishing Group M1 - DKFZ-2021-00135 SP - e041607 PY - 2021 N1 - #EA:C070#LA:C070# / Protocol AB - Vitamin D insufficiency is much more common among patients with cancer than the general population. Previous meta-analyses of controlled trials showed an approximately 15 KW - epidemiology (Other) KW - nutrition & dietetics (Other) KW - nutritional support (Other) KW - oncology (Other) KW - protocols & guidelines (Other) KW - public health (Other) LB - PUB:(DE-HGF)16 C6 - pmid:33441357 DO - DOI:10.1136/bmjopen-2020-041607 UR - https://inrepo02.dkfz.de/record/166805 ER -