Ekarat Sombatsawat และ Wattasit Siriwong. (2013) BLOOD CHOLINESTERASE LEVEL AS BIOMARKER OF ORGANOPHOSPHATE AND CARBAMATE PESTICIDE EXPOSURE EFFECT AMONG RICE FARMERS IN TARNLALORD SUB-DISTRICT PHIMAI DISTRICT NAKHON RATCHASIMA PROVINCE THAILAND. Chulalongkorn University:ม.ป.ท.Ekarat Sombatsawat และ Wattasit Siriwong. 2013. BLOOD CHOLINESTERASE LEVEL AS BIOMARKER OF ORGANOPHOSPHATE AND CARBAMATE PESTICIDE EXPOSURE EFFECT AMONG RICE FARMERS IN TARNLALORD SUB-DISTRICT PHIMAI DISTRICT NAKHON RATCHASIMA PROVINCE THAILAND. ม.ป.ท.:Chulalongkorn University;Ekarat Sombatsawat และ Wattasit Siriwong. BLOOD CHOLINESTERASE LEVEL AS BIOMARKER OF ORGANOPHOSPHATE AND CARBAMATE PESTICIDE EXPOSURE EFFECT AMONG RICE FARMERS IN TARNLALORD SUB-DISTRICT PHIMAI DISTRICT NAKHON RATCHASIMA PROVINCE THAILAND. ม.ป.ท.:Chulalongkorn University, 2013. Print.