http://jhosp.tums.ac.ir Journal of Hospital - Journal articles for year 2004, Volume 5, Number 9 Yektaweb Collection - https://yektaweb.com en 2004/12/11 http://journals.tums.ac.ir/jhosp/browse.php?a_id=152&sid=1&slc_lang=en http://journals.tums.ac.ir/jhosp/browse.php?a_id=153&sid=1&slc_lang=en http://journals.tums.ac.ir/jhosp/browse.php?a_id=154&sid=1&slc_lang=en