[Vaccination against influenza of the Federal Service employees, Fall 1971].
D006801:Humans; D007158:Immunologic Techniques; D007252:Influenza Vaccines / Q000008:administration & dosage*; D007251:Influenza, Human / Q000453:epidemiology / Q000517:prevention & control*; D011314:Preventive Health Services; D012621:Seasons; D013557:Switzerland; D014611:Vaccination
D007252:Influenza Vaccines
Grippeschutzimpfungen beim eidenössischen Personal, Herbst 1971.