I. VENTILATION AND WARMING.
[Sidenote: First rule of nursing, to keep the air within as pure as the air without.]
The very first canon of nursing, the first and the last thing upon which a nurse's attention must be fixed, the first essential to a patient, without which all the rest you can do for him is as nothing, with which I had almost said you may leave all the rest alone, is this: TO KEEP THE AIR HE BREATHES AS PURE AS THE EXTERNAL AIR,...
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