Whats the difference between a core and elective rotation? greenbook/non greenbook?

[n|mzter]

hey guys,

from what ive read, some states are fussy abt programs that are non greenbook? what exactly makes a program greenbook? how will u know? and whats the difference? and whats the diff between a core and elective? i dont know anyone in med school or any doctor personally eheheh pls help!!

[trauma]

Core means the major clinical specialties like Internal Medicine, Pediatrics, Surgery, OB-GYN, Family Practice , Psycg(?)
Green Book means it's in the book of residencies that is colored "green". Any specialty where a particular hospital has a recognized allopathic residency program.