1 entries in the GMN corpus.
1929
#2695
Thorium dioxide (“thorotrast”) first used in radiological diagnosis.
Garrison-Morton-Norman
1 entry · Printed October 18, 2026
1929 OKA, Mitsutomo
Eine neue Methode zur röntgenologischen Darstellung der Milz.
GMN 2695 · https://historyofmedicine.com/id/4297
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