Authors: Heiko Spallek; Brian S Butler; Titus K Schleyer; Patricia M Weiss; Xiaoqing Wang; Thankam P Thyvalikakath; Courtney L Hatala; Reza A Naderi Journal: J Med Internet Res Date: 2008-06-30 Impact factor: 5.428
Authors: Titus Schleyer; Heiko Spallek; Brian S Butler; Sushmita Subramanian; Daniel Weiss; M Louisa Poythress; Phijarana Rattanathikun; Gregory Mueller Journal: J Med Internet Res Date: 2008-08-13 Impact factor: 5.428