by Kirshblum, Steven C., Gulati, Mohan, O'Connor, Kevin C., Voorman, Susan J.
Published in Archives of physical medicine and rehabilitation (1998)

by Kolodin, Eric L., Vitale, Thomas D., Goldberg, Karyn L., Giannakaros, James D., Kirshblum, Steven, Voorman, Susan J., Linsenmeyer, Todd A.
Published in The Journal of foot and ankle surgery (01.05.2001)

by Lipetz, J S, Kirshblum, S C, O'Connor, K C, Voorman, S J, Johnston, M V
Published in The journal of spinal cord medicine (1997)