Katigbak, A. F. (2003). Common foot deformity (bunion) requires painful surgery: Rofecoxib provides post-operative pain relief, new study shows. Philippine Star.
Chicago-viite (17. p.)Katigbak, Antonio F. "Common Foot Deformity (bunion) Requires Painful Surgery: Rofecoxib Provides Post-operative Pain Relief, New Study Shows." Philippine Star 2003.
MLA-viite (9. p.)Katigbak, Antonio F. "Common Foot Deformity (bunion) Requires Painful Surgery: Rofecoxib Provides Post-operative Pain Relief, New Study Shows." Philippine Star, 2003.
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