1. Abicht, H. (2002) The acceptability of male circumcision to reduce HIV infections in Nyanza Province, Kenya. AIDS Care, 14, pp. 27 - 40.
2. American Academy of Paediatrics, Task Force on Circumcision. (1999) Circumcision policy statement. Pediatrics, 103, pp. 686 - 693.
3. Apostol, V. J. M. (2004) The healing arts of the Philippines, accessed 26 June 2004, available at: http://www.metamind.net/apostol.html.
4. Arriola, F. M.(1993) The Body Book.. Quezon City : GCF Books.
5. Asian Development Bank.(1999) Health and Nutrition Indicators.. Manila : Asian Development Bank.