In-depth interviews had been done with bronchial asthma scientists in the UK and US. A supplementary questionnaire was also provided to researchers. Brazier and colleagues used a mixed-procedures case study technique to analyze the impact of the cancer care programme[22]. Below, quantitative measures had been collected with questionnaires in advance https://zanekqnkm.ampedpages.com/top-guidelines-of-case-study-analysis-59846481