Plains Folk: North Dakota's Ethnic Historyby William C. Sherman; Playford V. Thorson; Warren A. Henke; Timothy J. Kloberdanz; Theodore B. Pedeliski; Robert P. WilkinsHudson · Minnesota History1988PDF303 KB
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Degenerative Arthritis of the Knee Following Anterior Cruciate Ligament Injury: A Multi-Center, Long-Term, Follow-Up Study Walter R. 0'Brien, MD, Russell F. Warren, MD, Niklaus F. Friederich, MD, Werner Muller, MD, Robert W. Jackson, MD, Peter H. James, MD, Charles E. Henning, MD, Mary A. Lynch, MD-Sherman Oaks, CaliforniaThe American Journal of Sports Medicine1989PDF249 KB
