1 “... for the clinical effectiveness of formal PA prescriptions issued by a physician or nurse practitioner...”

2 “... for the clinical effectiveness of formal PA prescriptions issued by a physician or nurse practitioner...”

3 “... Severe asthma can have a profound effect on patients' day-to-day lives, such as limiting physical...”

4 “... Severe asthma can have a profound effect on patients' day-to-day lives, such as limiting physical...”

5 “..., such as immunosuppression, gastrointestinal surgery, or physical debilitation, they may serve as a source of infection...”