TY - GEN AU - Ai,S AU - Ishikawa,T AU - Seino,A TI - "Ohaguro" traditional tooth staining custom in Japan SN - 0020-6539 PY - 1966///0327 KW - Cariostatic Agents KW - Culture KW - In Vitro Techniques KW - Iron KW - pharmacology KW - Japan KW - Pigments, Biological KW - Tooth Discoloration N1 - Publication Type: Journal Article ER -