... dinh nhu trinh bay tai muc a, phin 2.1.1.1) - Ngudi lam viec tai mpt sd cira hang/quan an cd lien quan din cac benh nhan ta; nhimg ngudi ban rau thom/rau sdng, mam tdm tai cdc chp dau mdi; ... nude be mat, nudc thdi) tai ede khu vyc d djch, tai cae ciia hang/quan an lien quan den benh nhan td. + Mau rau tham/rau sdng cac loai (la mo, rau ngd, rau hiing, ) tai cae cira hang/quan ... tai cae cira hang/quan an lien quan den benh nhan ta, tai cac chp dau radi va tai trang trai/viing chuyen canh rau. + Mau mam tdm tai ede ciia hang/quan an lien quan den benh nhan ta,...