One of the reasons for this is that the doctors in the infectious diseases department are part of the specialty where "you train troops for a thousand days then use them at a single stroke" (when an epidemic breaks out).
相較於台大內科有二百多位醫師，兩者不成比例，其中原因即是感染科醫師屬於「養兵千日，用在一時（流行病爆發）」的科別，無法為醫院增加盈收。