ON BLACK PIGMENT OF GALLSTONES WITH SPECIAL REFERENCE TO DIFFERENCE FROM MELANINS.
D001663:Bilirubin; D055598:Chemical Phenomena; D002623:Chemistry Techniques, Analytical; D002627:Chemistry, Physical; D002769:Cholelithiasis; D042882:Gallstones; D006801:Humans; D007259:Infrared Rays; D008543:Melanins; D013057:Spectrum Analysis
D008543:Melanins; D001663:Bilirubin
BILIRUBIN; CHEMISTRY, ANALYTICAL; CHEMISTRY, PHYSICAL; CHOLELITHIASIS; INFRARED RAYS; MELANIN; SPECTRUM ANALYSIS