“Sickle cells” by Dr Graham Beards – Own work. Licensed under CC BY-SA 3.0 via Commons – https://commons.wikimedia.org/wiki/File:Sickle_cells.jpg#/media/File:Sickle_cells.jpg
“Sickle cells” by Dr Graham Beards – Own work. Licensed under CC BY-SA 3.0 via Commons – https://commons.wikimedia.org/wiki/File:Sickle_cells.jpg#/media/File:Sickle_cells.jpg