Harpenden Hospital offers comprehensive private hospital services in a comfortable and relaxed environment to patients from London and its northern counties Hertfordshire , Bedfordshire and Buckinghamshire .
O O O O B-DOMAIN I-DOMAIN I-DOMAIN O O O O O O O O O O O O O O O O O O O O
NNP NNP VBZ JJ JJ NN NNS IN DT JJ CC JJ NN TO NNS IN NNP CC PRP$ JJ NNS NNP , NNP CC NNP .