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BMJ Case Reports|September 23, 2015
Recreational nitrous oxide inhalation as a rare cause of spontaneous pneumomediastinumRory McDermott, Karwai Tsang, Natasha Hamilton, et al.
Geriatrics (Basel, Switzerland)|March 4, 2020
A New Simple Screening Tool-4QT: Can It Identify Those with Swallowing Problems? A Pilot StudyKarwai Tsang, Esther Sy Lau, Mariyam Shazra, et al.
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