Source: https://www.researchgate.net/profile/John-Odoherty/publication/259381310_The_interaction_between_cereal_type_and_lactose_level_on_piglet_performance_and_diet_digestibility_post_weaning/links/59ba9c3e458515bb9c4cd083/The-interaction-between-cereal-type-and-lactose-level-on-piglet-performance-and-diet-digestibility-post-weaning.pdf