Scientific journal

I have a regular slot in a monthly medical biochemistry newsletter where they ask me to illustrate some scientific article or other being published that month. This month it was an article about phlebotomy (the taking of blood samples to you and me) and the various interesting points that had been concluded from a recent study. The two main poinst that grabbed my attention were that some hopsital patients are bled so often that they become anaemic i.e. have a severe lack of blood and the second was that phlebotomists (those peolpe who take the blood samples) often take a spare sample 'just in case' and so here are the cartoons I drew for them:


and here is the second regarding the taking of spare samples: