Fred Lowe Soper said this quote
“ It was not feasible to lose time in making careful surveys or extensive preliminary studies of possible control methods, learn how to get rid of Anopheles gambiae by actually getting rid of Anopheles gambiae. ”
“ It was not feasible to lose time in making careful surveys or extensive preliminary studies of possible control methods, learn how to get rid of Anopheles gambiae by actually getting rid of Anopheles gambiae. ”