*0011711947 *008971124s1997 xx# 000 0 eng *019 $bk *08230$a616.857 *100 $aSilberstein, Stephen D.$_168150800 *245 $aPreventive treatment of migraine$ban overview *300 $aS. [67]-72 *650 $aforebygging$2norart$_58353200 *650 $amigrene$2norart$_34454700 *773 $tCephalalgia$gVol. 17, no. 2 (1997)$x0333-1024$w(NO-LaBS)230658(tnr) *999 $z9700227093$anorart:9700227093 ^