An oxygen mask that was discovered in the Sugenosawa area on Mount Osutaka in Gunma Prefecture is seen on Aug. 5, 2022, as it was unveiled to the press in Tokyo's Ota Ward. (Mainichi/Kaho Kitayama) ...
Adding to the woes of oxygen-dependent Covid patients, the state is now staring at a shortage of oxygen mask kits and oxygen flow meters. According to stockists of surgical equipment, the shortage is ...
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