div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: 1991 classification oa hip - American College of Rheumatology · rheumatoid arthritis or spondylarthropathy Variables from the medical history physical examination labora- tory src=https:reader033fdocumentsusreader033viewer20220422225ec8cf4cb09cba1df35f569dhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: 1991 classification oa hip - American College of Rheumatology · rheumatoid arthritis or spondylarthropathy Variables from the medical history physical examination labora- tory src=https:reader033fdocumentsusreader033viewer20220422225ec8cf4cb09cba1df35f569dhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: 1991 classification oa hip - American College of Rheumatology · rheumatoid arthritis or spondylarthropathy Variables from the medical history physical examination labora- tory src=https:reader033fdocumentsusreader033viewer20220422225ec8cf4cb09cba1df35f569dhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: 1991 classification oa hip - American College of Rheumatology · rheumatoid arthritis or spondylarthropathy Variables from the medical history physical examination labora- tory src=https:reader033fdocumentsusreader033viewer20220422225ec8cf4cb09cba1df35f569dhtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 5button div class=trans-image amp-img class=trans-thumb alt=Page 5: 1991 classification oa hip - American College of Rheumatology · rheumatoid arthritis or spondylarthropathy Variables from the medical history physical examination labora- tory...