[Studies on the extraction of Chinese mineral and seashell drugs].
D049872:Bivalvia / Q000032:analysis*; D002118:Calcium / Q000032:analysis*; D002133:Calcium Sulfate / Q000032:analysis*; D008516:Medicine, Chinese Traditional; D008518:Medicine, East Asian Traditional; D010125:Ostreidae / Q000032:analysis*
D002118:Calcium; D002133:Calcium Sulfate