The Anatomical Therapeutic and Chemical Classification System (ATC) divides drugs into different groups according to the organ or system on which they act and/or their therapeutic and chemical characteristics. The Defined Daily Dose (DDD) is the assumed average maintenance dose per day for a drug used for its main indication in adults. It is used to standardize the comparison of drug usage between different drugs or between different health care environments. (Administrative Order 2013-0025)

The PRC license number that uniquely identifies all licensed healthcare providers such as doctors, nurses, midwives, occupational therapists, radiology technicians.

The Philippine Standard Geographic Code (PSGC) is a systematic classification and coding of geographic areas of the Philippines.

It is based on the four well-established hierarchical levels of geographical-political subdivisions of the country such as the administrative region, the province, the municipality/city and the barangay.