#1

Search ((("Diphtheria"[MeSH]) OR ("Corynebacterium diphtheriae"[MeSH]) OR ((dtp OR dtap OR dpt) AND (vaccine* OR vaccina* OR immuni* OR jab)) OR (tetanus[MeSH Terms]) OR (tetanus vaccine[MeSH Terms]) OR (clostridium tetani[MeSH Terms]) OR ((tetanus[MeSH Terms]) OR tetanus vaccine[MeSH Terms] OR clostridium tetani[MeSH Terms]) OR (whooping cough[MeSH Terms]) OR (whooping cough) OR (pertussis[MeSH Terms]) OR (bordetella[MeSH Terms]) OR ((pertussis OR parapertussis[Text Word])) OR ((pertussis OR parapertussis[Text Word]) AND Bordetella[Text Word]) OR (poliomyelitis[MeSH Terms]) OR (polio) OR ((poliomyelitis[MeSH Terms]) OR polio)) OR ((tuberculosis) OR (tuberculosis[MeSH Terms]) OR (mycobacterium[MeSH Terms]) OR (mycobacteri*) OR (bcg vaccine[MeSH Terms]) OR (((((((bacillus[Text Word]) AND calmette[Text Word]) AND guerin[Text Word])) OR bcg)) AND vaccine[Text Word])) OR ((hepatitis b) OR (hepatitis b vaccines[MeSH Terms]) OR (hepatitis b[MeSH Terms])) OR ((hepatitis a[MeSH Terms]) OR (hepatitis a vaccines[MeSH Terms]) OR (hepatitis a)) OR ((influenza[MeSH Terms]) OR (influenza vaccines[MeSH Terms]) OR (influenza) OR (flu)) OR ((measles, mumps, rubella vaccine[MeSH Terms]) OR (measles mumps rubella vaccine) OR ((mmr vaccin*) OR (pluserix) OR (priorix) OR (trimovax) OR (triviraten berna) OR (virivac))) OR ((varicella vaccine) OR ((varicella) AND vaccin*) OR (varicella) OR (chicken pox[MeSH Terms]) OR (chicken pox))) AND (((immunization OR immunisation OR (immunization[MeSH Terms]) OR immunization programs[MeSH Terms] OR ("Vaccines/standards"[MeSH]) OR ("Vaccines/therapeutic use"[MeSH]) OR "Mass Vaccination/methods"[MeSH] OR "Inservice Training/methods"[MeSH])) AND (((improv* OR enhanc* OR encourag* OR increas* OR support OR assist* OR maximi* OR promot* OR uptake OR coverage OR cover OR acceptanc* OR complianc* OR adoption OR rate OR rates OR incentive OR mandat* OR obligat* OR compliance OR access OR equit* OR equalit*)) OR ((uptake OR rate OR incentive OR mandat* OR obligat* OR access* OR compliance)))) AND ((((worker*) OR (professional*) OR (provider*) OR (employee*)) AND (health care)) OR ((medical staff) OR (nursing staff)) OR (groups, occupational[MeSH Terms]))

3 546

#2

Search (effect*[tw] OR control[tw] OR controls*[tw] OR controla*[tw] OR controle*[tw] OR controli*[tw] OR controll*[tw] OR evaluation*[tw] OR program*[tw])

9 394 244

#3

Search randomized controlled trial[pt] OR controlled clinical trial[pt] OR randomized[tiab] OR placebo[tiab] OR clinical trials as topic[MeSH:noexp] OR randomly[tiab] OR trial[ti]

861 444

#4

Search animals[mh] NOT humans[mh]

3 810 701

#5

Search #3 NOT #4

796 061

#6

Search #1 AND (#2 OR #5)

3 130