16 An epidemiologic study observes increased numbers of respiratory tract infections among children living in a...
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16 An epidemiologic study observes increased numbers of respiratory tract infections among children living in a communityin which most families are at the poverty level. The infectious agents include Streptococcus pneumoniae, Haemophilus influenzae, and Klebsiella pneumoniae. Most of the children have had pneumonitis and rubeola infection. The study documents increased rates of keratomalacia, urinary tract calculi, and generalized papular dermatosis in these children. These children are most likely to have a deficiency of which of the following vitamins? □ (A) Vitamin E □ (B) Vitamin D □ (C) Vitamin K □ (D) Vitamin A 0 (E) Vitamin B₁ 16 An epidemiologic study observes increased numbers of respiratory tract infections among children living in a communityin which most families are at the poverty level. The infectious agents include Streptococcus pneumoniae, Haemophilus influenzae, and Klebsiella pneumoniae. Most of the children have had pneumonitis and rubeola infection. The study documents increased rates of keratomalacia, urinary tract calculi, and generalized papular dermatosis in these children. These children are most likely to have a deficiency of which of the following vitamins? □ (A) Vitamin E □ (B) Vitamin D □ (C) Vitamin K □ (D) Vitamin A 0 (E) Vitamin B₁
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