*0011523691 *008871201s1987 xx# 000 0 nob *019 $bk *08230$a616.95 *100 $aGrünfeld, Berthold$_153232100 *245 $aChlamydia trachomatisinfeksjoner hos tenåringer$cBerthold Grünfeld, Jan C. Ulstrup *300 $aS. 1535-1537 : ill. *700 $aUlstrup, Jan Cortsen$_164080200 *773 $tTidsskrift for Den norske legeforening$gÅrg. 107, nr 17/ 18 (1987)$x0029-2001$w(NO-LaBS)552783(tnr) *999 $z8700090934$anorart:8700090934 ^