Chapter 1. Errare Humanum est, Chapter 2. Send another sample, please, Chapter 3. Mosquito in the bag, Chapter 4. Enigma, Chapter 5. An unwanted passenger, Chapter 6. Persistent anemia after hemopoietic cell transplantation, Chapter 7. What lies beneath, Chapter 8. Dial M for haeMolysis, Chapter 9. Rash and hypotension during transfusion, Chapter 10. Breathless, Chapter 11. Regular transfusions, iron, and teenage pregnancy, Chapter 12. Woman with slurred speech and thrombocytopenia, Chapter 13. Strong tea or Coca-Cola, Chapter 14. With a little help from friends, Chapter 15. Rare blood, Chapter 16. Who is the donor?, Chapter 17. The Matchmaker, Chapter 18. The bruised newborn, Chapter 19. Learning from refusal, Chapter 20. The stem cell donor, Chapter 21. Heart of the matter, Chapter 22. Contagion, Chapter 23. A traumatic experience, Chapter 24. O brother, where art thou?, Chapter 25. The Colour purple, Chapter 26. Three, Chapter 27. Double Jeopardy, Chapter 28. A modern-day chimera, Chapter 29. More than meets the eye.