Authors: F A Majeed; J M Stuart; K A Cartwright; R Room; J R Gilkes; M C Smith; B E Watson Journal: Epidemiol Infect Date: 1992-08 Impact factor: 2.451
Authors: Sara Whitney Bird; Nathaniel D Maynard; Markus W Covert; Karla Kirkegaard Journal: Proc Natl Acad Sci U S A Date: 2014-08-25 Impact factor: 11.205