I am seeking for a guide to use Medline (with commands, print options,list of subheadings, ...) Thank you for help. -- Patrick Pernas CNRS, UMR 30 Faculte de Medecine, rue Guillaume Paradin 69008 LYON France E-mail: pernas at cimacpcu.univ-lyon1.fr Ph: (33) 78.77.86.47 Fax: (33) 78.77.87.18