title: Cryptosporidiosis and sinusitis in an immunodeficient adolescent.
authors.forename: J J
authors.initials: JJ
authors.lastname: Davis
authors.forename: M B
authors.initials: MB
authors.lastname: Heyman
mesh_terms: D000293:Adolescent; D000361:Agammaglobulinemia / Q000150:complications*; D003457:Cryptosporidiosis / Q000209:etiology*; D006801:Humans; D007108:Immune Tolerance; D008297:Male; D012852:Sinusitis / Q000209:etiology*