http://tumj.tums.ac.ir Tehran University of Medical Sciences Journal - Journal articles for year 1990, Volume 44, Number 2 Yektaweb Collection - https://yektaweb.com en 1990/3/10 http://journals.tums.ac.ir/tumj/browse.php?a_id=1754&sid=1&slc_lang=en http://journals.tums.ac.ir/tumj/browse.php?a_id=1755&sid=1&slc_lang=en http://journals.tums.ac.ir/tumj/browse.php?a_id=1756&sid=1&slc_lang=en http://journals.tums.ac.ir/tumj/browse.php?a_id=1757&sid=1&slc_lang=en http://journals.tums.ac.ir/tumj/browse.php?a_id=1758&sid=1&slc_lang=en http://journals.tums.ac.ir/tumj/browse.php?a_id=1759&sid=1&slc_lang=en http://journals.tums.ac.ir/tumj/browse.php?a_id=1760&sid=1&slc_lang=en http://journals.tums.ac.ir/tumj/browse.php?a_id=1761&sid=1&slc_lang=en http://journals.tums.ac.ir/tumj/browse.php?a_id=1762&sid=1&slc_lang=en http://journals.tums.ac.ir/tumj/browse.php?a_id=1763&sid=1&slc_lang=en