blood sulfhemoglobin (s-hb), total haemoglobin and phosphorous (p) level and blood cell count in 33 matches industry workers of azar abhar, who were exposed directly or indirectly to chemical agents used in the factory (subjects), were measured. the results were compared with the result of the same measurement on 14 farm workers of the region (control) and were analysed. in this study the effec...