vim li cas ho xaiv peb?
Peb cov khoom tau txais lub koob npe nrov nyob rau sab hnub tuaj Asia, Middle East, Central America, South America thiab Africa. Peb kuj tau tsim ib pab neeg muaj zog ntawm cov kws tshaj lij nrog kev paub dhau los ua cov kws tshaj lij hauv cov khoom, kev lag luam thiab kev pabcuam.
ib-stop daws
pab neeg tshaj lij
siab zoo