PDF(61 KB) 
						
						
					
			Survey of Ascaris lumbricoides infection rate in 875 primary school pupils and middle school students in Pingdingshan City.
China Tropical Medicine ›› 2005, Vol. 5 ›› Issue (09) : 1992-1992.
						
							PDF(61 KB) 
						
						
					
						
							PDF(61 KB) 
						
						
					Survey of Ascaris lumbricoides infection rate in 875 primary school pupils and middle school students in Pingdingshan City.
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