Part,  Chapter, Paragraph

1  III,    10.  4.  2| period the organochlorine insecticides were withdrawn, use of organophosphorus
2  III,    10.  4.  2|   use of organophosphorus insecticides fell by 78% and the use
3  Key,   Ap5.  0.  0|   in-patients~insecticide~insecticides~insomnia~intellectual~intentional~