Thesis--Helsinki. / Includes bibliographical references (p. 44-53).
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/645883240 |
| Date | January 1977 |
| Creators | Murtomaa, Heikki. |
| Publisher | Helsinki : Dept. of Periodontology, Institute of Dentistry, University of Helsinki, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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