Boitlhakiso Tlhaloso:
Re tloaelo ea biologic e etelletsang pele bophelo bo botle ba 'mele le ho tlosa lisosa tsa molomo tsa lefu la systemic. Re sebelisana 'moho le bareki ba rona ho theha meralo e ikhethileng ea kalafo e lumellanang le litlhoko le litekanyetso tsa bona. |