RT Journal Article SR Electronic T1 At one time, operations outside the hospital were not uncommon JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1653 OP 1655 VO 153 IS 11 A1 H. S. Morton YR 1995 UL http://www.cmaj.ca/content/153/11/1653.abstract AB Before World War II, it was not uncommon for a person with influenza caused by streptococcus to develop empyema. Retired surgeon Harry Morton recalls two well-known patients who had empyema-related operations outside the hospital.