Authors: Abaigeal D Jackson; Leslie Daly; Andrew L Jackson; Cecily Kelleher; Bruce C Marshall; Hebe B Quinton; Godfrey Fletcher; Mary Harrington; Shijun Zhou; Edward F McKone; Charles Gallagher; Linda Foley; Patricia Fitzpatrick Journal: Thorax Date: 2011-06-08 Impact factor: 9.139
Authors: Aris Angelis; Panos Kanavos; Julio López-Bastida; Renata Linertová; Elena Nicod; Pedro Serrano-Aguilar Journal: BMC Health Serv Res Date: 2015-09-28 Impact factor: 2.655