The number of GCR in the patients was greatly increased when these patients were treated with oxygen ( P < 0 . 01 ) .
the number of gcr in the patients was greatly increased when these patients were treated with oxygen ( p < 0 . 01 ) .
O O O B-protein_family_or_group O O B-multi_cell O O O O O B-multi_cell O O O B-atom O O O O O O O O