[Plasma concentrations of melatonin and N-acetylserotonin in different age groups of human males].
D000328:Adult; D000367:Age Factors; D000368:Aged; D002648:Child; D002940:Circadian Rhythm; D006801:Humans; D008297:Male; D008550:Melatonin / Q000097:blood*; D011863:Radioimmunoassay; D012701:Serotonin / Q000031:analogs & derivatives* / Q000097:blood
D012701:Serotonin; D008550:Melatonin; C006389:N-acetylserotonin