MS Excel - 处理多疗法医疗案例

I am working with building a patient database of patients diagnosed with a specific condition. This condition is usually treated with one drug at a time (monotherapy) but at times doctors will opt with a polytherapeutic approach (multiple drugs at the same time). Now, so far with the monotherapy cases I have simply used Excel to enter what drug they were prescribed and what the dosage is. I am working with building a patient database o