Held, Hans R.
Works from the collections
4 works
- Books
Advances in fluorine research and dental caries prevention : Volume 2 : proceedings of the 10th Congress of the European Organization for Research on Fluorine and Dental caries Prevention, Geneva, 10th-14th July 1963 / edited for O.R.C.A. by J.L. Hardwick, J.P. Dustin, Hans R. Held.
European Organization for Research on Fluorine and Dental Caries Prevention. Congress 1963 : Geneva)Date: 1964- Books
Advances in fluorine research and dental caries prevention : proceedings of the 11th Congress of the European Organization for Research on Fluorine and Dental Caries Prevention, Sandefjord, Norway 7th-9th July, 1964. Volume 3 / edited for ORCA by J.L. Hardwick, Hans R. Held, Klaus G. König.
European Organization for Research on Fluorine and Dental Caries Prevention. Congress 1964 : Sandefjord, Sweden)Date: 1965- Books
Advances in fluorine research and dental caries prevention : proceedings of the 12th Congress of the European Organization for Research on Fluorine and Dental Caries Prevention, Utrecht, the Netherlands, 9th-11th June 1965. Volume 4 / edited for ORCA by P.M.C. James, Klaus G. König, Hans R. Held.
European Organization for Research on Fluorine and Dental Caries Prevention. Congress 1965 : Utrecht, Netherlands)Date: 1966- Books
Advances in fluorine research and dental caries prevention : proceedings of the 9th Congress of the European Organization for Research on Fluorine and Dental caries Prevention, Paris, 28th-30th June, 1962 / edited for O.R.C.A. by J.L. Hardwick, J.P. Dustin, Hans R. Held.
European Organization for Research on Fluorine and Dental Caries Prevention. Congress 1962 : Paris)Date: 1963