by VALENZUELA R, M. DE LOS A, ARGOMEDO A, G, GUAJARDO G, H, PENA M, E, CASTILLO P, R
Published in Revista medíca de Chile (01.05.1989)

by Morales, J, Valenzuela, M A, Mocarquer, A, Guajardo, H, Argomedo, G
Published in Revista medíca de Chile (01.03.1992)

by Valenzuela, M A, Argomedo, G, Guajardo, H, Peña, E, Castillo, R
Published in Revista medíca de Chile (01.05.1989)