[THE WORKING CAPACITY OF DUODENAL ULCER PATIENTS LIVING IN CITIES AND VILLAGES].
D002947:Cities; D004381:Duodenal Ulcer; D004777:Environment; D006801:Humans; D019369:Life; D009787:Occupational Medicine; D013223:Statistics as Topic; D014937:Work
DUODENAL ULCER; INDUSTRIAL MEDICINE; STATISTICS
LA CAPACIT'E DE TRAVAIL DES MALADES D'ULC'ERE DU DUOD'ENUM, HABITANTS DE LA VILLE ET HABITANTS DU VILLAGE.