| Database | Date of Search | Search terms |
| ISRCTN | 2 August 2015 | #1 folic acid OR folate OR vitamin B9 OR B9 vitamin OR vitamin B‐9 OR metafolin OR levomefolate OR folvite OR folacin OR 5‐methyltetrahydrofolate OR 5‐methylTHF OR 5‐MTHF OR L‐5‐MTHF #2 sickle cell OR haemoglobin S OR HbS disease #1 AND #2 Results: 0 |
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