title: The unique features of hyperparathyroidism in developing countries and the problem of vitamin D deficiency.
authors.forename: Sepehr
authors.initials: S
authors.lastname: Hamidi
authors.forename: Nasser
authors.initials: N
authors.lastname: Kamalian
mesh_terms: D000328:Adult; D003906:Developing Countries; D006801:Humans; D006961:Hyperparathyroidism / Q000209:etiology*; D008875:Middle Aged; D014808:Vitamin D Deficiency / Q000150:complications*