[On the 50th anniversary of a great victory: hygiene and prophylaxis in the Simplon tunnel].
D000846:Anniversaries and Special Events; D006801:Humans; D006920:Hygiene; D010272:Parasitic Diseases / Q000517:prevention & control*; D012499:Sanitation; D014691:Ventilation
PARASITIC DISEASES/prevention and control; SANITATION; VENTILATION
Nel cinquantenario di una grande vittoria: igiene e profilassi al traforo del sempione.