B. Sack

Association between radiographic features of knee osteoarthritis and pain: results from two cohort studies

Tuhina Neogi, David T. Felson, Jingbo Niu et al. · BMJ · 2009 · 455 citations · Full text

Medicine, Orthopaedic Surgery, Orthopedic Surgery +16

Meniscal tear in knees without surgery and the development of radiographic osteoarthritis among middle‐aged and elderly persons: The multicenter osteoarthritis study

Martin Englund, Ali Guermazi, Frank W. Roemer et al. · Arthritis & Rheumatism · 2009 · 428 citations · Full text

Medicine, Orthopaedic Surgery, Orthopedic Surgery +10

Is obesity a risk factor for progressive radiographic knee osteoarthritis?

Jingbo Niu, Yuqing Zhang, James C. Torner et al. · Arthritis Care & Research · 2009 · 256 citations · Full text

Medicine, Orthopaedic Surgery, Orthopedic Surgery +15

The clinical features of elderly‐onset rheumatoid arthritis. A comparison with younger‐onset disease of similar duration

Chad Deal, Robert F. Meenan, Don L. Goldenberg et al. · Arthritis & Rheumatism · 1985 · 227 citations

Medicine, Clinical Sciences, Internal Medicine +14

Low levels of vitamin D and worsening of knee osteoarthritis: Results of two longitudinal studies

David T. Felson, Jingbo Niu, Margaret Clancy et al. · Arthritis & Rheumatism · 2006 · 192 citations

Medicine, Orthopaedic Surgery, Orthopedic Surgery +17