A subspecialty is a narrow field within a specialty such as forensic pathology, which is a subspecialty of anatomical pathology. A subspecialist is a specialist of a subspecialty.

Professional opportunities
Teaching and Evaluation of Interpersonal Skills and Ethical Decision Making in Pediatrics
Sub-specialties
Use of personal protective equipment and operating room behaviors in four surgical subspecialties: personal protective equipment and...
Are we there yet? Distance to care and relative supply among pediatric medical subspecialties.
The contributions of organizational science to the development of decision support systems research subspecialties
Effect of different cost drivers on cost per anesthesia minute in different anesthesia subspecialties.
The contributions of organizational science to the development of decision support systems research subspecialties
Analysis of the readability of patient education materials from surgical subspecialties
Graduate education in general surgery and its related specialties and subspecialties in the United States