関連ワード:
what ethnicities are more likely to be lactose intolerant what races are more likely to be lactose intolerant what races are most likely to be lactose intolerant what ethnic groups are most likely to be lactose intolerant what ethnicity is most likely to be lactose intolerant what ethnicities are more lactose intolerant what ethnicities.tend.to be lactose.intolerant which ethnic groups are more prone to being lactose intolerant why is this what race has the most lactose intolerance what ethnicity is most lactose intolerant
