Rossell-Perry, Percy, and Arquímedes M. Gavino-Gutierrez. 2013. “An Assessment of the Use of a New Method for Teaching and the Learning Surgical Management of Unilateral Cleft Lip, in Plastic Surgery Residents”. ACTA MEDICA PERUANA 30 (3), 107-15. http://www.amp.cmp.org.pe/index.php/AMP/article/view/1298.