Siddiqui, M Nure Alom, M Nazrul Islam, Syed Atiqul Haq, Shahnaj Sultana, MK Rhman, and MMR Khan. “Development of APLAR-COPCORD Core Questionnaire for Identification of Risk Factors for Non Specific Low Back Pain”. TAJ: Journal of Teachers Association 24, no. 2 (November 28, 2018): 85–90. Accessed September 26, 2025. https://www.banglajol.info/index.php/TAJ/article/view/37509.