1. Cope CL (1964) Adrenal steroids and disease. Pitman, London
2. Ertel NH, Modlinger RS (1981) Phaechromocytoma. In: Conn HF (ed) Current therapy 1981. Saunders, Philadelphia London, p 546
3. Gabrilove JL, Sharma DC, Wotiz HH, Dorfman RI (1965) Feminizing adrenocortical tumors in the male. “A review of 52 cases including a case report”. Medicine (Baltimore) 44: 37
4. Karl HJ (1963) Das adrenogenitale Syndrom. Internist 4: 14
5. Karl HJ (1964) Das Cushing-Syndrom. Internist 5: 1