https://pmc.ncbi.nlm.nih.gov/articles/PMC6412902/
Congenital Lactase Deficiency: Mutations, Functional and Biochemical Implications, and Future...
Congenital lactase deficiency (CLD) is a severe autosomal recessive genetic disorder that affects the functional capacity of the intestinal protein...
congenital lactase deficiencymutationsfunctionalbiochemicalimplications