How safe are insect repellents

Ngā taipitopito rārangi puna kōrero
I whakaputaina i:	Philippine Daily Inquirer (Mar. 17, 2007), B6
Kaituhi matua:	Chua, Queena Lee N.
Hōputu:	Tuhinga
Reo:	Ingarihi
I whakaputaina:	2007
Ngā marau:	Insecticides > Injurious effect