"take care"
C/o
Intensive care unit
Pref is an accepted abbreviation for preferred, but it should be used with care because it is also used as the abbreviation for preface, prefatory, preference, and prefix.
"Customer Care Executive" IS the full form, for the abbreviation CCE.
c/o
CC
Intensive Care Unit
PCP
Primary Care UnitProgressive Care UnitPulmonary Care Unit
PenicillinPCN usually means Primary Care NetworkDepending on how it is used, it is the medical abbreviation of penicillin, or it could bePrimary Care Network.
HC is a common abbreviation for health care.
"take care"
I have used it for YEARS
CCU means coronary care unit or Critical care unit.Cardiac Care Unit
The word care is sometimes abbreviated by the letter c. For example, the phrase "care of" can be abbreviated as c/o.
HC or HHCare abbreviations for Health Care.