Familial hyperproinsulinaemia due to a mutation substituting histidine for arginine at position 65 in proinsulin: identification of the mutation by restriction enzyme mapping. - Collinet, M.; Berthelon, M.; Bénit, P.; Laborde, K.; Desbuquois, B.; Munnich, A.; Robert, J. J.; Bénit, P (European Journal of Pediatrics, 1998)