David A. Rytand
David Abramson Rytland (1909 - 1991) was an American physician and cardiologist. Rytand murmur (1946), Rytand's law (1951)
Tag Rytand Law
Funtabulously Frivolous Friday Five 291
It's Friday. Boggle your brain with FFFF challenge and some old fashioned trivia. Funtabulously Frivolous Friday Five 291