concentrations of organochlorine compounds , i.e. , alpha hch , gamma hch , beta hch , p , p'-dde , p , p'-ddt , o , p'-ddt , p , p'-ddd and pcbs were determined in 50 human milk samples collected in ahmedabad , india during 1981-1982 .
C0020247
organochlorine compounds
C0011041
p , p