Daniel Mota-Rojas, Dina Villanueva-Garcia, Maria Alonso-Spilsbury, Marcelino Becerril-Herrera, Ramiro Ramirez-Necoechea, Miguel Gonzalez-Lozano and Ma. Elena Trujillo Ortega
Journal of Medical Sciences 7 ( 2 ): 170 - 178 , 2007