Infradian dynamics and variability of salivary testosterone in men and women. Our authors: Celec Peter, Hodosy Július All authors: Celec P, Ostatnikova D, Hodosy J, Skoknova M, Putz Z, Kudela M Biological Rhythm Research, 38 (5): 367-372, 2007 https://www.degruyter.com/downloadpdf/j/biolog.2007.62.issue-3/s11756-007-0046-z/s11756-007-0046-z.pdf