[Remote results of surgical therapy of peptic ulcer in railroad workers].
D006801:Humans; D010437:Peptic Ulcer / Q000601:surgery*; D011890:Railroads
PEPTIC ULCER/surgery
Otdalennye rezul'taty khirurgicheskogo lecheniia iazvennoi bolezni u rabotnikov zheleznodorozhnogo transporta.