The second American Congress of Labor Medicine; Rio de Janeiro, Brazil, September 20-28, 1952, petroleum industry session.
D001938:Brazil; D005006:Ethnicity; D006801:Humans; D007221:Industry; D008511:Medicine; D016272:Occupational Health; D010578:Petroleum; D014481:United States; D014937:Work
D010578:Petroleum
INDUSTRIAL HYGIENE