TY - GEN AU - Chaput de Saintonge,D M AU - Poses,R M TI - Health services research SN - 0959-8138 PY - 1993///0615 KW - Cognition KW - Decision Making KW - Health Services Research N1 - Publication Type: Comment; Letter UR - https://doi.org/10.1136/bmj.306.6880.797-b ER -