If you’ve been feeling fatigued, have shortness of breath, cold hands and feet, and very pale skin, you may have an insufficient amount of red blood cells. This condition is called anemia, and it has ...
A TWENTY-SEVEN-year-old woman with rheumatic heart disease had open-heart surgery on April 5, 1966. The direct Coombs tests before operation were negative. She was studied nine days later because of ...