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Did you mean costa, r[au] (4,115 results)?
[Dental and periodontal changes under the influence of lead].
Haimovici A, Hremiuc M, Vătăman R, Constantin I, Năstase A, Marin G, Costan R. Haimovici A, et al. Among authors: costan r. Rev Med Chir Soc Med Nat Iasi. 1970 Apr-Jun;74(2):371-6. Rev Med Chir Soc Med Nat Iasi. 1970. PMID: 5447564 Romanian. No abstract available.