Across
- 4. unknown
- 5. seventy-two
- 7. gestation
- 8. immunoglobulin
- 14. negative
- 16. attack
- 17. bleeding
- 18. pregnancy
Down
- 1. informed
- 2. educational
- 3. antibodies
- 6. incompatibility
- 9. miscarriage
- 10. fetus
- 11. protein
- 12. anemia
- 13. deltoid
- 15. pharmacy