ABO system of blood groups and its basis, and erythroblastosis foetalis. (UPSC 2024, 10 Marks, )

एबीओ रक्त समूह प्रणाली और इसका आधार, और एरिथ्रोब्लास्टोसिस फीटालिस। (ABO system of blood groups and its basis, and erythroblastosis foetalis.)

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