Health professionals' attitudes to MMR  vaccine.  "Green book" should be updated every six months.
Howell
J
J
Duggal
H
H
Howell
K
K
D002983:Clinical Competence; D006801:Humans; D007114:Immunization / Q000592:standards*; D007255:Information Services; D022542:Measles-Mumps-Rubella Vaccine; D006113:United Kingdom
D022542:Measles-Mumps-Rubella Vaccine