Nope..Navy here... You’re right though, Temp Assignment of Duty...TAD...
1967-1974...Mobile Riverine Force, Task Force 117 Can Tho, S Vietnam 1968-1969...
USMC 1976 -1980
Corporal of US Marines
Interservice transfer, wanted to grow a beard, hang out with smooth legged nurses, practice medicine without the restrictions of a license, and pass out drugs
USN 1980-1996
HM1 (SW/FMF) (Ret)