*0011519743 *008870922s1987 xx# 000 0 nob *019 $bk *08230$a616.3 *100 $aKittang, Eirik$_162509800 *245 $aSymptomvurdering ved ulcussykdommen$cEirik Kittang *300 $aS. 56-57 *773 $tTidsskrift for Den norske legeforening$gÅrg. 107, nr 1 (1987)$x0029-2001$w(NO-LaBS)552783(tnr) *999 $z8700086985$anorart:8700086985 ^