this way versus alternative ways to model SECTION?

d$.$ A hospital has a large number of registered physi$-$

cians. Attributes of PHYSICIAN include Physician ID

$($the identifier$)$ and Specialty. Patients are admitted

to the hospital by physicians. Attributes of PATIENT

include Patient ID $($the identifier$)$ and Patient Name.

Any patient who is admitted must have exactly one

admitting physician. A physician may optionally admit

any number of patients. Once admitted, a given patient

must be treated by at least one physician. A particular

physician may treat any number of patients or may not

treat any patients. Whenever a patient is treated by a

physician, the hospital wishes to record the details of

the treatment $($Treatment Detail$).$ Components of Treat$-$

ment Detail include Date, Time, and Results. Did you