How do I clean a refrigerator that has mold and mildew?

How do I clean a refrigerator that has mold and mildew?

http://housekeeping.yoexpert.com/learn-to-clean/how-to-clean-a-refrigerator-with-mold-and-mildew-629.html

http://homeguides.sfgate.com/kill-mold-mildew-fridge-24644.html

http://www.howtocleanstuff.net/how-to-remove-mildew-from-refrigerator-gaskets/

Think about this. There are both preventive and corrective methods you can use.