title: Six polio vaccination workers are shot dead in Pakistan.
authors.forename: Anne
authors.initials: A
authors.lastname: Gulland
mesh_terms: D003150:Community Health Workers; D005389:Firearms; D006708:Homicide; D006801:Humans; D010154:Pakistan; D011051:Poliomyelitis / Q000517:prevention & control*; D023321:Poliovirus Vaccines / Q000008:administration & dosage*
chemical_list: D023321:Poliovirus Vaccines