Richard Lewisohn

Who was Richard Lewisohn?
Richard Lewisohn was an American surgeon, who discovered that adding sodium citrate to blood prevented the blood from clotting for two days.
Scroll to the answer
Clever Lili logo

Welcome to Clever Lili!

Turbocharge your history revision with our revolutionary new app! Clever Lili is here to help you ace your exams.

GCSE/iGCSE
AQA
EDEXCEL
CIE

Ask Lili

Enhanced Learning

Quiz/Learn

AI Tutor

Study Guides

Android and iOS App

Alexa and Google Home

Ask question in Facebook Messenger

Sign Up It's free