00402nas a2200133   4500000000100000008004100001653002000042653002800062100003100090245008100121856004900202300001000251490000700261       2014                            d10aschistosomiasis10apreventive chemotherapy1 aWorld Health Organization 00aSchistosomiasis: number of people receiving preventive chemotherapy in 2012.  uhttp://www.who.int/wer/2014/wer8902.pdf?ua=1  a21-280 v89