When was the diphtheria epidemic?
When was the diphtheria epidemic?
In the U.S., the diphtheria epidemic peaked in 1921 with 206,000 cases.
Related posts
You should also consider:
| Open your crypto trading account on Binance and get 10% rebate on commission forever. |
| Mine Pi crypto Digital currency on your mobile phone free. To claim your Pi, follow this link https://minepi.com/powercurrency and use my username (powercurrency) as your invitation code. |
| Note: Pi is a new digital currency developed by Stanford PhDs, with over 47 million members worldwide |