| Answer | Crossword Clue |
|---|---|
| APOS | Common blood type: Abbr. |
| OPOSITIVE | Common blood type |
| OPOSITIVE | Most common blood type |
| APOS | Common blood type, briefly |
| OPOSITIVETHINKER | Philosopher with the most common blood type? |
| OPOSITIVE | Most common blood type among U.S. residents |
| BNEG | Blood type: Abbr. |
| NEG | Blood type abbr. |
| ONEG | Blood type (abbr.) |
| ONEG | Blood-type abbr. |
| POS | Blood-type abbr. |
| ANEG | Rare blood type: Abbr. |
| ANEG | Uncommon blood type: Abbr. |
| APOS | Second-commonest blood type: Abbr. |
| NEG | Abbr. in many blood type names |
| ROM | Common type style: abbr. |
