22. Liều lượng Oxy cho trẻ 5 tháng tuổi bị suy hô hấp độ II thở qua sonde mũi là A. 0,5 l/phút
B. 1 l/phút
C. 4-5 l/phút
D. 2-3 l/ phút

Which strategy is an effective way to overcome internal barrier to seeking ? a) getting permission b) finding financial support c) becoming employed d) calling a hotline

What is the longest you should ice the injured area at one time? a. 10-20 minutes b. 30-60 minutes c. 1-2 hours d. as long as you want

Which of the following does not cause blindness? a. cataractsb. glaucomac. osteoarthritisd. diabetes