18
/
en
AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
60644
5744
2

jan 8, 1920 - First clinical laboratory method for serum phosphorus is established; the use of venipuncture for diagnostic testing becomes widespread

Added to timeline:

23 Sep 2017
0
0
154
New timeline

Date:

jan 8, 1920
Now
~ 98 years ago
PayPal - The safer, easier way to pay online!logo
About & FeedbackTermsPrivacy