Calcification following heel sticks.
D001800:Blood Specimen Collection / Q000009:adverse effects*; D002114:Calcinosis / Q000209:etiology*; D006365:Heel; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D011677:Punctures / Q000009:adverse effects*; D012871:Skin Diseases / Q000209:etiology*