Thrombocytopenia in 4 newborn siblings.
D001772:Blood Cell Count; D001792:Blood Platelets; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000235:genetics*; D008297:Male; D008431:Maternal-Fetal Exchange; D011247:Pregnancy; D012737:Sex Factors; D013921:Thrombocytopenia / Q000235:genetics*