- Other: Testosterone level (early morning) less than 30 ng/dL Normal gastrointestinal function as indicated by: Absence of diarrhea Normal D-xylose absorption test No acute opportunistic infections or infectious illness No malignant disease No history of breast cancer No history of endometrial cancer No fever of known or unknown origin No unremitting diarrhea defined as: At least 4 watery stools per day OR More than 4 watery stools recently OR Acute change in stool habit with fever No significant respiratory disease No diabetes No illicit drugs within the past 6 months No history of hyperandrogenic disorders such as: Hirsutism Polycystic ovary disease Not pregnant or lactating