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Dive into the research topics of 'Upper gastrointestinal bleeding due to peptic ulcer disease is not associated with air pollution: a case-crossover study'. Together they form a unique fingerprint.- Sort by
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Samuel Quan, Hong Yang, Divine Tanyingoh, Paul J Villeneuve, David M Stieb, Markey Johnson, Robert Hilsden, Karen Madsen, Sander Veldhuyzen van Zanten, Kerri Novak, Eddy Lang, Subrata Ghosh, Gilaad G Kaplan
Research output: Contribution to journal › Article › peer-review