- in EnLyte. 5,10-Methylenetetrahydrofolate S-Adenosylmethionine (SAMe)
Pietrzik K,
Bailey L,
Shane B (August 2010). "Folic acid and L-5-methyltetrahydrofolate:...
- Practice. 9 (6): 247–50. doi:10.1177/0115426594009006247. PMID 7476802.
Pietrzik KF,
Thorand B (1997). "Folate
economy in pregnancy". Nutrition. 13 (11–12):...
- 1001/jama.2016.14403. PMC 5540241. PMID 27727382.
Obeid R,
Koletzko B,
Pietrzik K (April 2014). "Critical
evaluation of
lowering the
recommended dietary...
- 1172/JCI81108. ISSN 0021-9738. PMC 4701557. PMID 26619118. Kang, D. E.;
Pietrzik, C. U.; Baum, L.; Chevallier, N.; Merriam, D. E.; Kounnas, M. Z.; Wagner...
