657—7.3 (155A) Reference library. References may be printed or computer-accessed. A reference library shall be maintained which includes, as a minimum, one current reference from each of the following categories, including access to current periodic updates.
	  1. 	 The Iowa Pharmacy Law and Information Manual.
	  2. 	 A patient information reference that includes or provides patient information in compliance with rule 657—6.14(155A).
	  3. 	 A reference on drug interactions.
	  4. 	 A general information reference.
	  5. 	 A drug equivalency reference.
	  6. 	 An injectable-drug compatibility reference.
	  7. 	 A drug identification reference to enable identification of drugs brought into the facility by patients.
	  8. 	 The readily accessible telephone number of a poison control center that serves the area.
	  9. 	 Additional references as may be necessary for the pharmacist to adequately meet the needs of the patients served. For example, the treatment of pediatric patients and oncology patients would require additional references unique to those specialties.