Authors: Charlotte Paterson; Rod S Taylor; Peter Griffiths; Nicky Britten; Sue Rugg; Jackie Bridges; Bruce McCallum; Gerad Kite Journal: Br J Gen Pract Date: 2011-06 Impact factor: 5.386
Authors: Courtney Lee; Cindy Crawford; Dawn Wallerstedt; Alexandra York; Alaine Duncan; Jennifer Smith; Meredith Sprengel; Richard Welton; Wayne Jonas Journal: Syst Rev Date: 2012-10-15