De Smet, Dieter; De Smet, Kristof; Herroelen, Pauline; et al. (11 de febrero de 2021). «Serum 25(OH)Level on Hospital Admission Associated With COVI-19 Stage and Mortality». Am J Clin Pathol155 (3): 381-388. PMID33236114. doi:10.1093/ajcp/aqaa252.|fechaacceso= requiere |url= (ayuda)
Bolland MJ, Grey A, Gamble GD, Reid IR (abril de 2014). «The effect of vitamin D supplementation on skeletal, vascular, or cancer outcomes: a trial sequential meta-analysis». The Lancet Diabetes & Endocrinology (Meta-analysis) 2 (4): 307-20. PMID24703049. doi:10.1016/S2213-8587(13)70212-2.
Beveridge LA, Struthers AD, Khan F, Jorde R, Scragg R, Macdonald HM, Alvarez JA, Boxer RS, Dalbeni A, Gepner AD, Isbel NM, Larsen T, Nagpal J, Petchey WG, Stricker H, Strobel F, Tangpricha V, Toxqui L, Vaquero MP, Wamberg L, Zittermann A, Witham MD (May 2015). «Effect of Vitamin D Supplementation on Blood Pressure: A Systematic Review and Meta-analysis Incorporating Individual Patient Data». JAMA Internal Medicine175 (5): 745-54. PMID25775274. doi:10.1001/jamainternmed.2015.0237.
De Smet, Dieter; De Smet, Kristof; Herroelen, Pauline; et al. (11 de febrero de 2021). «Serum 25(OH)Level on Hospital Admission Associated With COVI-19 Stage and Mortality». Am J Clin Pathol155 (3): 381-388. PMID33236114. doi:10.1093/ajcp/aqaa252.|fechaacceso= requiere |url= (ayuda)
Bolland MJ, Grey A, Gamble GD, Reid IR (abril de 2014). «The effect of vitamin D supplementation on skeletal, vascular, or cancer outcomes: a trial sequential meta-analysis». The Lancet Diabetes & Endocrinology (Meta-analysis) 2 (4): 307-20. PMID24703049. doi:10.1016/S2213-8587(13)70212-2.
Beveridge LA, Struthers AD, Khan F, Jorde R, Scragg R, Macdonald HM, Alvarez JA, Boxer RS, Dalbeni A, Gepner AD, Isbel NM, Larsen T, Nagpal J, Petchey WG, Stricker H, Strobel F, Tangpricha V, Toxqui L, Vaquero MP, Wamberg L, Zittermann A, Witham MD (May 2015). «Effect of Vitamin D Supplementation on Blood Pressure: A Systematic Review and Meta-analysis Incorporating Individual Patient Data». JAMA Internal Medicine175 (5): 745-54. PMID25775274. doi:10.1001/jamainternmed.2015.0237.