Pierce: Listen, Frank. We're all gonna make nice for Captain Hildebrandt today, but don't push us.
Burns: Well, a shave wouldn't be a bad start. You both look more like bums than doctors.
Trapper: Actually, I was, uh, I was thinking of becoming a bum doctor. But the proctology class was full!
Burns: HA! HA! HA!
M*A*S*H (1972)
2 quotes from Divided We Stand

Visible crew/equipment: In the opening scene where General Clayton is explaining the 4077 to the psychiatrist, the scene changes to the outdoor set and the camera pans to the right. As the camera pans past the hospital, a white 1970s era shuttle van can be seen driving into the set in the upper right corner of the screen. (00:01:35)
More trivia for M*A*S*H
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Answer: It is actually Cencompac for Central Command of the Pacific. It is like the headquarters for all military activity in the Pacific Region (Japan, Korea, Okinawa, etc. The newer version of that is United States Pacific Command (USPACOM).
EMTurbo
And the abbreviations were used mainly by the Navy. Especially CENCOMPAC.
Https://en.wikipedia.org/wiki/United_States_Indo-Pacific_Command.