Standard - 60+ card constructed deck, no more than 4 of any card except basic land (and if you care to play by tournament rules, no more than 1 copy of restricted cards and no banned cards). 2+ players (though more than 4 gets to be drawn out). At 4 or more you can opt to ...
2. mask the patient's mouth and nose and fixed, adjust the mask on the nasal card and tightness, so as not to oxygen into the eye; 3. the oxygen pipe joints and gas transmission device connection; 4. if patients feel tightness, please cut exit ho...