title: Familial thymic aplasia--genetic defect or maternal effect.
mesh_terms: D000013:Congenital Abnormalities / Q000209:etiology / Q000235:genetics; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D010280:Parathyroid Glands / Q000002:abnormalities; D011247:Pregnancy; D013950:Thymus Gland / Q000002:abnormalities*