B: Breathing is breathing with. Breath (Mouth to mouth) by mouth each time for about 5 seconds or 12 beats / min, but if the patient's heart is not beating a breath along with cardiac massage.
B: Breathing is a breathing aid with Blow the mouth of the patient (Mouth to Mouth) by blowing the mouth for about 5 seconds or 12 times/minute, but if the heart of the patient does not dance, you must blow the mouth along
B [n] breath is to help the patient breathe, and "n" mouth to stutter [n] twice through the forest, about five seconds or twelve minutes. But if you have a heart attack<br>