CblE type of homocystinuria: mild clinical phenotype in two patients homozygous for a novel mutation in the MTRR gene. - Vilaseca,MA.; Vilarinho,L.; Zavadakova,P.; Vela,E.; Cleto,E.; Pineda,M.; Coimbra,E.; Suormala,T.; Fowler,B.; Kozich,V. (J Inherit Metab Dis, 2003)