Sub-internship
A sub-internship (abbreviated sub-I) or acting internship (AI) is a clinical rotation of a fourth-year medical student in the United States medical education system, which typically takes place at their home hospital but may also be done at a different hospital than the student's medical school affiliation. == Process == A student will generally select an elective "sub"-internship, during which the student will perform the role of an intern or first-year medical graduate, under the supervision of senior house staff and attending physicians.