Many people always hesitate when buying an oxygen concentrator. Whether need the atomization or not? What is it? How to use it? Today, here in detail to introduce the oxygen machine nebulization function.
Whether need to buy an oxygen concentrator if have already ventilator ? Or if have oxygen concentrator already,then no need to buy a ventilator? Can buy only one of them, can they replace each other?
Which one is better for oxygen therapy? Oxygen concentrator or oxygen cylinder? Oxygen cylinder is the earliest oxygen supply equipment, which is not
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