1 Department of Orthopaedic and Rehabilitation, Carver College of Medicine, University of Iowa, 200 Hawkins Dr, John Pappan John Pavillion (JPP), Room 01066, Lower Level, Iowa City, IA, 52242, USA. cesar-netto@uiowa.edu.
2 Department of Orthopaedic and Rehabilitation, Carver College of Medicine, University of Iowa, 200 Hawkins Dr, John Pappan John Pavillion (JPP), Room 01066, Lower Level, Iowa City, IA, 52242, USA.
3 Department of Orthopedics and Traumatology, Paulista School of Medicine, Federal University of Sao Paulo, Sao Paulo, SP, Brazil.