(1)
Metaxas, C.; Mathis, D.; Jeger, C.; Hersberger, K. E.; Arnet, I.; Walter, P. Early Biomarker Response and Patient Preferences to Oral and Intramuscular Vitamin B12 Substitution in Primary Care: A Randomised Parallel-Group Trial. Swiss Med Wkly 2017, 147, w14421.