2018 Kumar P, Alok R, Das SK et al. Distribution of rheumatological diseases in rural and urban areas: An adapted COPCORD Stage I Phase III survey of Lucknow district in north India. Int J Rheum Dis 2018;00:1-6 2017 Alok R, Srivastava R, Kumar P, et al. Prevalence of rheumatic musculoskeletal symptoms in rural and urban areas : a cross-sectional study in northern India Int J Rheum Dis 2017;20:1638-1647 2015 Gauri LA, Singh U, Khan A, et al. Prevalence of Spondylosis in Urban Bikaner Population in Western Rajasthan: A WHO-ILAR COPCORD Study. Int J Science Res 2015:1862-1866 2015 Chopra A. Disease burden of rheumatic diseases in India: COPCORD prespective. Indian J Rheumatol 2015;10:70-77. 2013 Ranwa BL, Gauri LA, Singh S, et al. Prevalence of rheumatic diseases in Urban Bikaner Population in Western Rajasthan: A WHO-ILAR COPCORD Study. Int J Basic App Med Sciences 2012;2(1):138-145 2013 Chopra A. The COPCORD world of musculoskeletal pain and arthritis. Rheumatol, 2013; doi: 10.1093/rheumatology/ket222 2012 Chopra A. The WHO ILAR COPCORD Latin America .Consistent With the World and Setting a New Perspective. J Clin Rheumatol 2012;18(4):167-169 2011 Mathew AJ, Chopra A, Thekkemuriyil DV, et al. Impact of musculoskeletal pain on physical function and heath-related quality of life in rural community in south India: A WHO-ILAR-COPCORD-BJD India study. Clin Rheumatol DOI 10.1007/S10067-011-1824-0 2011 Alok R, Das SK, Agarwal G et al. Relationship of severity of depression, anxiety& stress with severity of Fibromyalgia Accepted in Clin Exp Rheumatol. 2011 2009 Lagu- Joshi and Chopra A. Is there an Urban-Rural divide? Population surveys of rheumatic musculoskeletal disorders in the Pune region of India using the COPCORD Bhigwan model. J Rheumatol 2009;36(3):614-622 2009 Chopra A. Community rheumatology in India. A COPCORD driven perspective, Indian J Rheumatol 2009;4(3):119–126 2008 Chopra A and Ahmed Abdel-Nasser. Epidemiology of rheumatic musculoskeletal disorders in the developing world. Best Pract Res Clin Rheumatol 2008;22 (4): 583-604. 2007 Lagu-Joshi V, Chanchani E, Saluja M, Anuradha V, Chopra A. Prevalence of Rheumatic Musculoskeletal disorders (RMSK) in a West Indian urban population: A Bone and Joint Decade (BJD) India “Burden of Disease Project’. Arth Rheum 2007; 56 : S 343 2006 Chopra A. The WHO ILAR COPCORD Bhigwan (India) model- Foundation for a future COPCORD design and data repository. Clin Rheumatol 2006;25:443-7 2006 Chopra A, Saluja M, Anuradha V. A 10 year climb and still climbing: the WHO-ILAR COPCORD Bhigwan (India). APLAR J Rheumatol 2006; 9(1): A64 2006 Chopra A, Anuradha V, Saluja M, et al. Unravelling rheumatoid arthritis (RA) in rural population. APLAR J Rheumatol 2006; 9(1): A65 2006 Das SK, Kumar P, Srivastava R, et al. Squatting in patients of knee osteoarthritis J. Ind Rheum Assoc 14 Dec. 2006 (Suppl). 2006 Das SK, Srivastava R, Kumar P, et al. The incidence of self reported musculoskeletal problems in rural and urban population of Lucknow (N. India) J. Ind Rheum Assoc 14 Dec. 2006 (Suppl). 2006 Das SK, Srivastava S, Kumar P, et al. High prevalence of Fibromyalgia in both rural and urban area of Lucknow J. Ind Rheum Assoc 14 Dec. 2006 (suppl). 2005 Das SK, Kumar P, Srivastava R, et al. Distribution of Various Rheumatological disease in rural and urban population of Lucknow (N. India) J. Ind Rheum Assoc 13 Dec 2005 (Suppl) 9. 2005 Das SK, Kumar P, Srivastava R, et al. The prevalence and associated features of Fibromyalgia in rural area J. Ind Rheum Assoc 13 2005 (Suppl).38 2005 Das SK, Kumar P, Srivastava R, et al. Higher prevalence of Rheumatoid arthritis in urban area of Lucnow. J. Ind Rheum Assoc 13 Dec. 2005 (Suppl). 2004 Chopra A. COPCORD- An unrecognized fountainhead of community rheumatology in developing countries. Editorial. J Rheumatol 2004;2320-2323 2004 Chopra A. Rheumatology: Made in India (Camps, COPCORD, HLA, Ayurveda, HAQ, WOMAC and Drug Trials). J Indian Rheumatol 2004;12:43-53 2004 Chopra A, Saluja M, Patil J, et al. Rheumatic disease in village Bhigwan (India): A population based COPCORD study follow up 1996-2003- summary findings. Ann Rheum Dis 2004;63(1):502 2004 Das S K., Kumar P, Srivastava R, et al. Self Reported Prevalence Of Rheumatological Disease is Higher as Compared to Cardiovascular Diseases And Diabetes Combined. Paper presented at APICON 2004, Mumbai, Dec. 2004 2004 Das S K, Srivastava R, Kumar P, et al. Higher prevalence of Rheumatological disease in urban area as compared to rural area J. Ind Rheum Assoc 12 Nov. 2004 (Suppl).7 2002 Chopra A, Saluja M, Patil J, et al. Pain and disability, perceptions and beliefs of a rural Indian population: A WHO-ILAR COPCORD study. J Rheumatol 2002;29(3):614-621 2002 Anuradha V, Chopra A. Immunogenetics of inflammatory arthritis in a rural population:COPCORD Bhigwan (India). In: Abstract proceedings book. 10th APLAR congress Bangkok. Nilganuwong Surasak, editor. Supjaroon printing Co Ltd; 2002: 333-334 2002 Anuradha V, Chopra A. Significance of rheumatoid factor (RF): Data from WHO ILAR COPCORD Bhigwan India In: Abstract proceedings book. 10th APLAR congress Bangkok. Nilganuwong Surasak, editor. Supjaroon printing Co Ltd; 2002: 333-334 2002 Chopra A, Saluja M. Bare foot applications of HAQ, and Identification of some risk factors in WHO-ILAR COPCORD Bhigwan (India) Stages II and III: An ongoing longitudinal population based study 1996 – 2004. In: Abstract proceedings book. 10th APLAR congress Bangkok. Nilganuwong Surasak, editor. Supjaroon printing Co Ltd; 2002: 38 2001 Chopra A, Patil J, Billampelly V, et al. Prevalence of rheumatic diseases in rural population in western India: A WHO-ILAR COPCORD study. J Assoc Physicians India 2001;49(2): 240-246. 2000 Chopra A, Poulton K, Silman A, et al. HLA DRB1 associations in a community based study of inflammatory arthritis in India (abstract). Arthritis Rheum 2000; 43 (9): S71 1997 Chopra A, Patil J, Billampelly V, et al. The Bhigwan (India) COPCORD: methodology and first information report.APLAR J Rheumatol 1997; 1: 145-154 1996 Chopra A. Rural COPCORD, Bhigwan, Pune, India. Reference: Longitudinal measurement of structure, function and psychosocial status (RA). Function feasibility issues in APLAR. APLAR Proceedings Book. 8th ASIA- Pacific League Against Rheumatism (APLAR) Congress Melbourne, Australia, 1996; S186.