| Answer | Crossword Clue |
|---|---|
| ABO | ... system (blood classification) |
| ABO | Blood classification system |
| ABO | Blood-classification system |
| ABO | Human blood classification system |
| ABO | ... system (human-blood classification) |
| ABO | Classification system for blood |
| Answer | Crossword Clue |
|---|---|
| ABO | ... system (blood classification) |
| ABO | Blood classification system |
| ABO | Blood-classification system |
| ABO | Human blood classification system |
| ABO | ... system (human-blood classification) |
| ABO | Classification system for blood |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.