Imikhiqizo yokunakekelwa kwesikhumba esiyisebenzisa nsuku zonke ngokuyisisekelo iqukethe inani elithile lezivimbelakuvunda, ngoba siphila ezweni elifanayo nama-bacteria, ngakho-ke amathuba okutheleleka ngamabhaktheriya angaphandle nawo maningi, futhi abathengi abaningi banzima kakhulu ukwenza ukuhlinzwa kwe-aseptic. ..
Funda kabanzi