Citation

Ugalde A, Selva-Sutter E, Castillo C, Paz C, Cañas S. Br. Med. J. BMJ 2000; 321(7254): 169-172.

Affiliation

Department of Sociology, University of Texas, Austin, TX 78712-1088, USA. augalde@mail.la.utexas.edu

Copyright

(Copyright © 2000, BMJ Publishing Group)

DOI

unavailable

PMID

10894700

PMCID

PMC1118168

Abstract

[Abstract unavailable]

Language: en