title: How to develop a niche: Focus on adult cardiac surgery.
authors.affiliation: Division of Cardiac Surgery, Department of Surgery, Wexner Medical Center, The Ohio State University, Columbus, Ohio. Electronic address: Ahmet.Kilic@osumc.edu.
authors.forename: Ahmet
authors.initials: A
authors.lastname: Kilic
mesh_terms: D002321:Career Choice; D002983:Clinical Competence; D004503:Education, Medical, Graduate; D006801:Humans; D007857:Leadership; D008611:Mentors; D013038:Specialization; D013903:Thoracic Surgery / Q000193:education*; D017132:Workplace