It was <span>Andrew Carnegie.</span>
Answer:
For example Al-Razi (Rhazes), who ran the Baghdad hospital in the late 800s and early 900s, was the first author known to have written a book about children's diseases. He also explained the difference between smallpox and measles: this helped doctors diagnose the diseases.
Explanation:
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Bulgaria, Egypt, Greece, Hungary, Jordan, Lebanon, Israel and the Palestinian territories, Macedonia, Romania, Syria, parts of Arabia and the north coast of Africa.