[Importance of early diagnosis and therapy].
D000046:Academic Medical Centers; D001604:Berlin; D002648:Child; D042241:Early Diagnosis; D006801:Humans; D007153:Immunologic Deficiency Syndromes / Q000175:diagnosis / Q000451:nursing*; D009733:Nursing Diagnosis; D009894:Opportunistic Infections / Q000175:diagnosis / Q000451:nursing; D012017:Referral and Consultation