Asked and answered less than a month ago:
C DC has guidelines (FREE)
CPQCC has guidelines: 
https://www.cpqcc.org/qi-tool-kits/nutritional-support-vlbw-infant   appendix 4J (FREE)
HMBANA guidelines have section (Every hospital should have a copy of "best  
Practices for Expressing, Storing and Handling Human Milk.......)
 
Nancy
Nancy E. Wight MD, IBCLC, FABM, FAAP
Neonatologist, San  Diego Neonatology, Inc.
Medical Director, Sharp HealthCare Lactation  Services

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