[Severe combined immune deficiency (SCID), variable type, in two sisters].
D005260:Female; D006801:Humans; D007153:Immunologic Deficiency Syndromes / Q000235:genetics* / Q000276:immunology; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000235:genetics* / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology