Carlos Pineda1, Manuel Martínez-Lavín2. 1. Instituto Nacional de Rehabilitación Luis Guillermo Ibarra Ibarra, Calzada México-Xochimilco 289, Colonia Arenal de Guadalupe, 14389, Mexico City, Mexico. carpineda@yahoo.com. 2. Rheumatology Department, Instituto Nacional de Cardiología Ignacio Chávez, Mexico City, Mexico.
Authors: A Ali; M R Tetalman; E W Fordham; D A Turner; J T Chiles; S L Patel; K D Schmidt Journal: AJR Am J Roentgenol Date: 1980-04 Impact factor: 3.959