Rau cov hnab looj tes tiv hluavtaws , txhua tus nyias muaj kev txhawj xeeb ntau yam kev txhawj xeeb ntawm txhua tus neeg siv khoom lag luam, yog li qhov zoo ntawm peb thaiv cov neeg siv khoom thiab nyiam lub koob npe zoo hauv ntau lub tebchaws. Mecanmed Cov hnab looj tes hluav taws xob hluav taws xob muaj txiaj ntsig & cov qauv kev ua tau zoo & rau cov lus qhia ntxiv ntawm cov hnab looj tes hluav taws xob tiv thaiv peb , thov hu rau peb.