title: [Hazards of mass tourism and tourism research from the public health viewpoint].
mesh_terms: D005860:Germany, West; D006801:Humans; D011998:Recreation / Q000009:adverse effects; D012106:Research; D014195:Travel / Q000009:adverse effects*
vernacular_title: Gefahren des Massentourismus und Tourismusforschung aus volksgesundheitlicher Sicht.