blood group
blood type

He needs B- blood group for his operation to be successful.

You are familiar with the written description of a blood group?

The page was open at a section on blood groups.

And the blood group is there, the one I fetched.

I think you knew about Stowden's interest in his blood group?

Some may not have the blood group on them.

The blood group was the same rare kind as Daniel's had been.

Thirty five healthy subjects with different blood groups were also included in the study.

Some writers have tried to link differences to body type or blood group.

The first thing he saw was her blood group.