ESTATE OF Brandy Nicole STOUTENBERG, BY its Administrator, Jessica STOUTENBERG, Emina Marie Brkovic, by Estate of Brandy Stoutenberg, by its Administrator Jessica Stoutenberg, and Deanna Marie McGillan, Plaintiffs-Appellants, v. UNITED ANESTHESIA & PAIN CONTROL, P.C., Iowa Health-Des Moines; Central Iowa Hospital Corporation; Iowa Health Physicians; Iowa Health Physicians and Clinics; Iowa Health System; Central Iowa Health System; and Iowa Health System Hospital Corporation, Defendants-Appellees., 908 N.W.2d 881