Authors: Philip J Van der Wees; Erik J M Hendriks; Jan W H Custers; Jako S Burgers; Joost Dekker; Rob A de Bie Journal: BMC Health Serv Res Date: 2007-11-23 Impact factor: 2.655
Authors: Wemke Veldhuijzen; Paul M Ram; Trudy van der Weijden; Susan Niemantsverdriet; Cees P M van der Vleuten Journal: BMC Fam Pract Date: 2007-05-16 Impact factor: 2.497
Authors: Finlay A McAlister; Sean van Diepen; Rajdeep S Padwal; Jeffrey A Johnson; Sumit R Majumdar Journal: PLoS Med Date: 2007-08 Impact factor: 11.069