Answer this question below : according to the two articles attached.  all of the

Answer this question below : according to the two articles attached.  all of these points need to be addressed, its a case study for nursing course
Study methodology – study design and data collection
In addressing this question, you may consider the following:
– Which purposeful sampling technique was used? What was the sample size?
– How were people selected for interviews or observations?
– What was the research role assumed by the researcher? What was the person’s
training and background?
– What data collection strategies were used? Were multiple strategies employed?
– How long was the researcher in the field?
– What was the design selected?