Columbia subject headings:
Genitourinary organs--Diseases--Diagnosis.
Radioisotope scanning.
Radioisotopes in nephrology.
Radioisotopes in urology.
Harvard subject headings:
Genitourinary organs--Diseases--Diagnosis.
Radioisotope scanning.
Radioisotopes in nephrology.
Radioisotopes in urology.
Princeton subject headings: