APA ציטוט

van den Berg, K. S., Hegeman, J. M., van den Brink, R. H. S., Rhebergen, D., Oude Voshaar, R. C., & Marijnissen, R. M. (2021). A prospective study into change of vitamin D levels, depression and frailty among depressed older persons. Int J Geriatr Psychiatry.

Citação norma Chicago

van den Berg, Karen S., Johanna M. Hegeman, Rob H. S. van den Brink, Didi Rhebergen, Richard C. Oude Voshaar, and Radboud M. Marijnissen. "A Prospective Study Into Change of Vitamin D Levels, Depression and Frailty Among Depressed Older Persons." Int J Geriatr Psychiatry 2021.

ציטוט MLA

van den Berg, Karen S., et al. "A Prospective Study Into Change of Vitamin D Levels, Depression and Frailty Among Depressed Older Persons." Int J Geriatr Psychiatry 2021.