J Am Dent Assoc. 1958 Dec;57(6):897. doi: 10.14219/jada.archive.1958.0213.
Journal of the American Dental Association (1939)
V PONCOVA
PMID: 13598605 DOI: 10.14219/jada.archive.1958.0213
[No abstract available.]
Keywords: DENTISTRY