Providing documentation of all expenses to obtain reimbursement and providing Pfizer with written notification in advance of any extraordinary expenditure.
提供用于报销所需的全部费用文件，并且在出现异常支出之前提前向辉瑞提供书面通知。
Providing documentation of all expenses to obtain reimbursement and providing Pfizer with written notification in advance of any extraordinary expenditure.
提供用于报销所需的全部费用文件，并且在出现异常支出之前提前向辉瑞提供书面通知。
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