RT Journal Article SR Electronic T1 Coexisting pheochromocytomas and adrenocortical tumour discovered incidentally JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 869 OP 871 VO 139 IS 9 A1 T. C. Ooi A1 I. Dardick YR 1988 UL http://www.cmaj.ca/content/139/9/869.abstract