Swimming--the hazards of taking a dip.
Walker
A
A
British Medical Journal, London.
D001493:Bathing Beaches / Q000592:standards; D005062:European Union; D006801:Humans; D007239:Infections / Q000209:etiology*; D012307:Risk Factors; D012623:Seawater; D012722:Sewage / Q000009:adverse effects*; D013550:Swimming; D006113:United Kingdom; D014876:Water Pollution
D012722:Sewage