School kids recieving their vitamin D in Soviet Russia. : r/creepy
Red line: UV spectrum for a TL 12 UV lamp. Blue line: Action spectrum... | Download Scientific Diagram
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Vitamin D from low-cost UVB lamps | VitaminDWiki
Vitamin D from low-cost UVB lamps | VitaminDWiki
Sperti Vitamin D Sunlamp - SPERTI
Sun Lamp: Uses, Treatments, and Costs
A revised action spectrum for vitamin D synthesis by suberythemal UV radiation exposure in humans in vivo | PNAS
Diagram of vitamin D 3 synthesis (a) and UV absorption spectra of... | Download Scientific Diagram
100 YEARS OF VITAMIN D: Dose–response for change in 25-hydroxyvitamin D after UV exposure: outcome of a systematic review in: Endocrine Connections Volume 10 Issue 10 (2021)