Examlex
Which symbol would you use in an E-R diagram to show that a student may or may not enroll in a course?
Wheelchair
A chair mounted on wheels designed for individuals who are unable to walk due to illness, injury, or disability.
Tonsils Removed
The surgical removal of the tonsils, typically due to recurrent infections or obstructive sleep apnea, known medically as tonsillectomy.
Previous Hospitalizations
A record or history of all past medical admissions a patient has had in hospitals.
Spontaneous Abortions
The natural end of a pregnancy at a stage where the embryo or fetus is incapable of surviving independently, often referred to as a miscarriage.
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