HowardP: A long term follow-up of respiratory symptoms and ventilatory function in a group of working men. Br J Intern Med27:326, 1970.
2.
MitchellRS, FilleyGF: Chronic obstructive bronchopulmonary disease. I. Clinical features. Am Rev Respir Dis89:360, 1964.
3.
MitchellRS, WebbNC, FilleyGF: Chronic obstructive bronchopulmonary disease. III. Factors influencing prognosis. Am Rev Respir Dis89:878, 1964.
4.
HankinsonJ, FegerRB, MorganWKC: Flow rates in coal miners. Am Rev Respir DisIn press.
5.
IngramRM, O'CainCF: Frequency dependence of compliance in apparently healthy smokers versus nonsmokers. Bull Physiol Pathol Respir7:195, 1971.
6.
MayJR: The bacteriology of chronic bronchitis. LancetII:534, 1953.
7.
FrancisRS, MayJR, SpicerCC: Influence of daily penicillin, tetracycline, erythromycin, and sulpha-methoxypyridazine on exacerbations of bronchitis. Br Med J1:728, 1964.
8.
CarilliAD, GohdRS, GordonW: A virologic study of chronic bronchitis. N Engl J Med270:123, 1964.
9.
McNamaraMJ, PhillipsIA, WilliamsOB: Viral and mycoplasma pneumoniae infections in exacerbations of chronic lung disease. Am Rev Respir Dis100:19, 1969.
10.
Conference on the Scientific Basis of Respiratory Therapy: Intermittent positive pressure breathing. Am Rev Respir Dis110: December (Part 2) 169–202, 1974.
11.
LertzmanMM, CherniackRM: Rehabilitation of patients with COPD. Am Rev Respir Dis114:1145, 1976.
