title: Picture of the month: calcified nodule secondary to heel sticks.
authors.affiliation: School of Medicine, University of California-Davis, Davis, CA, USA.
authors.forename: Sabrina J
authors.initials: SJ
authors.lastname: Braham
authors.forename: Amy E
authors.initials: AE
authors.lastname: Gilliam
mesh_terms: D001800:Blood Specimen Collection / Q000009:adverse effects*; D002114:Calcinosis / Q000209:etiology*; D002675:Child, Preschool; D005260:Female; D006365:Heel; D006801:Humans; D007231:Infant, Newborn; D011677:Punctures / Q000009:adverse effects*