Pedersen, E Cancer of respiratory organs among workers at a nickel refinery in Norway. [electronic resource] - International journal of cancer Jul 1973 - 32-41 p. digital Publication Type: Journal Article ISSN: 0020-7136 Standard No.: 10.1002/ijc.2910120104 doi Subjects--Topical Terms: AdultAgedEnvironmental ExposureFollow-Up StudiesHumansLaryngeal Neoplasms--chemically inducedLung Neoplasms--chemically inducedMaleMiddle AgedNickel--poisoningNorwayOccupational Diseases--chemically inducedParanasal Sinus Neoplasms--chemically inducedTime Factors