Flatter ground reaction force patterns are associated with incident knee pain over two years: the multicenter osteoarthritis study (MOST). Issue 1 (April 2020) - Costello, K.E.; Felson, D.T.; Kolachalama, V.; Lewis, C.L.; Liu, F.; Gross, K.D.; Segal, N.A.; Lewis, C.E.; Nevitt, M.C.; Kumar, D.