3 Paragraphs on the history of Diagnostic Medical sonography. First DMS school, etc. Using these two articles for reference. Limit to 2 direct quote from articles. Include citation in the end of each quote.

https://www.ajronline.org/doi/pdf/10.2214/ajr.160.1.8416623
Include citations

https://www.ultrasoundschoolsinfo.com/history/

Let me know if there are any issues with the links.