raw milk no help for lactose intolerance

I was told by a friend who has lactose intolerance that she drank fresh raw milk in Tanzania and she didn't get any health issues or reaction from it, but small study says raw milk no help for lactose intolerance

http://www.chicagotribune.com/lifestyles/health/la-sci-sn-raw-milk-lactose-intolerance-20140312-story.html