Boy Detective

I felt that I was either Ravenclaw or Slytherin.

SLYTHERCLAW
{ wear }
Pottermore sorted me into Slytherin.
SLYTHERIN
{ wear }

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→ 21 Nov 11 at 4 pm

biomedicalephemera:

zygoma:

The First Practical Transfusion Method

The citrate method of transfusion as shown in Lewisohn’s illustrations (from Boston Med. & Surg. J., 190:733, 1924). This was the first method for transfusion that was simple enough to be practical.

(via morphoses-deactivated20101101-d)
tags: blood  medicine  blood transfusion  first aid  1900s  1920s 
biomedicalephemera: zygoma: The First Practical Transfusion Method The citrate method of transfusion as shown in Lewisohn’s illustrations (from Boston Med. & Surg. J., 190:733, 1924). This was the first method for transfusion that was simple enough to be practical. (via morphoses-deactivated20101101-d)