Peak flow measurements among visitors to a public health exhibition.
D000328:Adult; D000367:Age Factors; D000368:Aged; D000397:Air Pollution; D001827:Body Height; D001835:Body Weight; D005260:Female; D006801:Humans; D008131:London; D008297:Male; D008875:Middle Aged; D012123:Pulmonary Ventilation; D012907:Smoking