Dear Dr. Roach: I have COPD and I am on oxygen. My cat was chewing on my oxygen tubing, and I thought I would have to give up my pet. A friend suggested I get 1/2 inch split conduit tubing at an ...
Dear Dr. Roach: I have COPD and I am on oxygen. My cat was chewing on my oxygen tubing, and I thought I would have to give up my pet. A friend suggested I get 1/2 inch split conduit tubing at an ...
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