serum melatonin was determined over 24 hours in 35 patients with breast cancer with either a fresh primary tumor ( n = 23 ) or a secondary tumor ( n = 12 ) and in 28 patients with untreated benign breast disease ( controls ) having a fibroadenoma ( n = 10 ) , fibrocystic mastopathy ( n = 14 ) , or other breast diseases ( n = 4 ) .
C0016034
fibrocystic mastopathy
C0006145
breast diseases