European Journal of Internal Medicine
European Journal of Internal Medicine > 2003 > 14 > 4 > 237-243
European Journal of Internal Medicine > 2003 > 14 > 7 > 426-431
European Journal of Internal Medicine > 2003 > 14 > 4 > 237-243
European Journal of Internal Medicine > 2003 > 14 > 7 > 426-431