Middle Articles Stratified Pulmonary Blood Flow: Some Consequences in Emphysema and Pulmonary Embolism Br Med J 1969; 2 doi: https://doi.org/10.1136/bmj.2.5648.44 (Published 05 April 1969) Cite this as: Br Med J 1969;2:44 Article Related content Metrics Responses Peer review Related articles No related articles found.