CN1218054A * Oct 9, 1998 Jun 2, 1999 董国臣 Preparation of chromium methionine and its composition as Jiangtangyikang tablets (capsules) seriesCN1218054A Oct 9, 1998 Jun 2, 1999 董国臣 Preparation of chromium methionine and its composition as Jiangtangyikang tablets (capsules) series...