bidirectional relationship (sleep and vitamin d)

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Related concepts

Concepts that appear alongside bidirectional relationship (sleep and vitamin d) across episodes.

• bipolar disorder
• sun protection factor (spf)
• international units (iu)
• calcium absorption
• vitamin d toxicity
• circadian rhythm
• gastric bypass surgery
• fat-soluble vitamin
• epidermis layer
• vitamin d3 synthesis
• vitamin d deficiency
• obesity (bmi > 30)
• melanin
• melatonin production
• depression
• ultraviolet b (uvb) rays