Showing papers by "Frank E. Speizer published in 1975"
TL;DR: Recurrent production of sputum on most days for at least three months a year for more than two years defines the disease called chronic bronchitis.
Abstract: CHRONIC or recurrent production of sputum on most days for at least three months a year for more than two years defines the disease called chronic bronchitis.1 Although the existence of states of c...
335 citations
TL;DR: The use of aerosols containing fluorocarbons has been implicated as being responsible for deaths in specific environmental exposures and excess mortality in asthmatic children and young adults in the United States.
Abstract: THE use of aerosols containing fluorocarbons has been implicated as being responsible for deaths in specific environmental exposures. Excess mortality in asthmatic children and young adults in Engl...
43 citations
Journal Article•
2 citations