Publications by authors named "Held A"

[Apicoectomy and focal diseases].

SSO Schweiz Monatsschr Zahnheilkd

February 1975

The so-called focal infections are today considered to be polyetiologic manifestations, in which there is a summation of various aggressions. Bacterial products, toxic or antigenic substances originating from different foci are but one of the elements susceptible of unleashing the disease. This explains why there are so many foci and so few results after their elimination.

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[Dental implantation].

SSO Schweiz Monatsschr Zahnheilkd

August 1972

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