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  Indian J Med Microbiol
 

Figure 2: Left to right: (a) MAWPC, (b) MAWPC/BS, (c) MAWPC/NO, and (d) MAWPC/BO. MAWPC/BO showed grayish discoloration. MAWPC: Malaysian white Portland cement, NO: Niobium oxide, BS: Barium sulfate, BO: Bismuth oxide

Figure 2: Left to right: (a) MAWPC, (b) MAWPC/BS, (c) MAWPC/NO, and (d) MAWPC/BO. MAWPC/BO showed grayish discoloration. MAWPC: Malaysian white Portland cement, NO: Niobium oxide, BS: Barium sulfate, BO: Bismuth oxide