If P (additional nursing care): then Q (quality of patient welfare)?
D000328:Adult; D006348:Cardiac Surgical Procedures; D003289:Convalescence; D006801:Humans; D008962:Models, Theoretical; D009722:Nurse Practitioners; D011182:Postoperative Care; D011183:Postoperative Complications; D011321:Primary Nursing; D011787:Quality of Health Care