The nurse is reviewing the literature to identify

The nurse is reviewing the literature to identify evidence-based practice research that supports a new procedure using a new product when changing the central line catheter dressing. Which research article would best support the nurse’s proposal for a change in the procedure? 1. The article in which the study was conducted by the manufacturer of the product used. 2.The research article that included 10 subjects participating in the study. 3. The review-of-literature article that cited ambiguous statistics about the product. 4. The review-of-literature article that cited numerous studies supporting the product.