The Library of Congress > Linked Data Service
  Label Dataset Type Subdivision Identifier
1. Echocardiography

LC Subject Headings (LCSH)
Topic
SimpleType
Authority
sh85139476
Echo cardiography ; Heart--Ultrasonic imaging ; Ultrasonic cardiography ; Ultrasound cardiography ; Ultrasonic cardiography
2. Contrast echocardiography

LC Subject Headings (LCSH)
Topic
SimpleType
Authority
sh86007903
Contrast ultrasonic cardiography
3. Fetal heart rate monitoring

LC Subject Headings (LCSH)
Topic
SimpleType
Authority
sh85047949
Cardiotocography ; Fetal cardiography


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