The main objective of phase 3 trials is to verify the therapeutic action of a new substance in a large number of patients, essentially to determine the risk/benefit ratio. Before phase 3, the substance is not regarded as a drug, but after a positive phase 3 trial it becomes a drug.
Answer:
director of nursing
Explanation:
Nurses are the healthcare professionals who spend the most time with patients and their families during their hospital stay. Doctors may cure, but nurses are responsible for providing care. Besides providing medical attention, they also provide important emotional support.
Answer:
it allows access and availability to most