hat
ISBN 9241547103. ↑ Albonico, Marco; Allen, Henrietta; Chitsulo, Lester; Engels, Dirk; Gabrielli, Albis-Francesco; Savioli, Lorenzo; Brooker, Simon (2008). « Controlling Soil-Transmitted Helminthiasis in Pre-School-Age Children through Preventive Chemotherapy ».
eng
ISBN 9241547103. ↑ Albonico, Marco; Allen, Henrietta; Chitsulo, Lester; Engels, Dirk; Gabrielli, Albis-Francesco; Savioli, Lorenzo; Brooker, Simon (2008). "Controlling Soil-Transmitted Helminthiasis in Pre-School-Age Children through Preventive Chemotherapy".