[The health-hygiene and medical problems of serving tourists].
Kalitina
R M
RM
Kaleda
I G
IG
D005160:Facility Design and Construction; D005522:Food Services; D006298:Health Services Administration; D006798:Housing; D006801:Humans; D006920:Hygiene; D014195:Travel; D014586:USSR
Sanitarno-gigienicheskie i meditsinskie problemy obsluzhivaniia turistov.