284
Participants
Start Date
July 31, 2014
Primary Completion Date
November 28, 2017
Study Completion Date
November 28, 2017
oral Cobalamin (vitamin B12)
Intervention group: oral Optovite® B12 1000 gammas.
intramuscular Cobalamin (vitamin B12)
Control group: intramuscular Optovite® B12 1000 gammas.
Gerencia Atención Primaria, Madrid, Madrid
Instituto de Salud Carlos III
OTHER_GOV
Gerencia de Atención Primaria, Madrid
OTHER_GOV