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OID - Medication once a day [Internet]; August 7, 2016 [cited 2016 AUG 7]. Available from: https://www.allacronyms.com/OID/Medication_once_a_day. 'OID - Medication once a day', All Acronyms, 7 August 2016, <https://www.allacronyms.com/OID/Medication_once_a_day> [accessed 7 August 2016] All Acronyms, OID - Medication once a day (Aug. 7, 2016, 4:08 PM), available at https://www.allacronyms.com/OID/Medication_once_a_day.