TELLA, B. A.; OLISA, A. J.; AKINBO, S. R.; AJAYI, G. O.; ALAMU, D.; OSUNDIYA, B. Effects of Transcutaneous Electrical Nerve Stimulation (TENS) On Hormone profiles In Subjects With Primary Dysmenorrhoea - A Preliminary Study. Nigerian Journal of Medical Rehabilitation, v. 11, n. 2, 14 Jul. 2007.