by MARTINEZ, Hector R, RANGEL-GUERRA, Ricardo A, CANTU-MARTINEZ, Leonel, GARZA-GOMEZ, Jorge, GONZALEZ, Humberto C
Published in Headache (01.11.2002)

by MARTINEZ, H. R, RANGEL-GUERRA, R. A, MARFIL, L. J
Published in Stroke (1970) (1993)

by Martı́nez, Héctor R, Bermudez, Marı́a Victoria, Rangel-Guerra, Ricardo A, de Leon Flores, Laura
Published in Journal of the neurological sciences (21.01.1998)

by Rangel-Guerra, RA, Perez-Payan, H, Minkoff, L, Todd, LE
Published in American journal of neuroradiology : AJNR (01.05.1983)