Al-Faleh, Dr. Fahad Ali. “(Prevalence of Respiratory Symptoms Among Welders in Steel and Air Conditioning Plant (DAMMAM City”. Arab Journal for Sciences and Research Publishing 1, no. 2 (September 30, 2015): 45–34. Accessed December 20, 2025. https://ajsrp.ojsexpert.com/index.php/ajsrp/article/view/1382.