APA

Dallinga J. W., Pachen D. M., Lousberg A. H., van Geel J. A., Houben G. M., Stockbrügger R. W., van Maanen J. M. & Kleinjans J. C. (19980320). Volatile N-nitrosamines in gastric juice of patients with various conditions of the gastrointestinal tract determined by gas chromatography-mass spectrometry and related to intragastric pH and nitrate and nitrite levels. : Cancer letters.

Chicago

Dallinga J W, Pachen D M, Lousberg A H, van Geel J A, Houben G M, Stockbrügger R W, van Maanen J M and Kleinjans J C. 19980320. Volatile N-nitrosamines in gastric juice of patients with various conditions of the gastrointestinal tract determined by gas chromatography-mass spectrometry and related to intragastric pH and nitrate and nitrite levels. : Cancer letters.

Harvard

Dallinga J. W., Pachen D. M., Lousberg A. H., van Geel J. A., Houben G. M., Stockbrügger R. W., van Maanen J. M. and Kleinjans J. C. (19980320). Volatile N-nitrosamines in gastric juice of patients with various conditions of the gastrointestinal tract determined by gas chromatography-mass spectrometry and related to intragastric pH and nitrate and nitrite levels. : Cancer letters.

MLA

Dallinga J W, Pachen D M, Lousberg A H, van Geel J A, Houben G M, Stockbrügger R W, van Maanen J M and Kleinjans J C. Volatile N-nitrosamines in gastric juice of patients with various conditions of the gastrointestinal tract determined by gas chromatography-mass spectrometry and related to intragastric pH and nitrate and nitrite levels. : Cancer letters. 19980320.