Table 1 Sample search strategy used to select relevant studies in the database
Search strategy | Data base used | Number of articles |
|---|---|---|
(((((("once a week" OR intermittent* OR weekly OR "thrice a week" OR "thrice-weekly"))) AND ((Iron OR Ferrous OR hematinic* OR “iron folic-acid” OR “iron folic acid”))) AND ((Supplementation* OR administration*))) AND ((Pregnant* OR Gestation* OR Conception*))) AND ((hematology* OR hemoglobin* OR hematocrit* OR anaemia* OR "maternal outcome" OR "side effect*" OR adherence*[tw] OR "pregnancy outcome*" OR “maternal outcome*”)) Filters: Clinical Trial, Comparative Study, Controlled Clinical Trial, Government Publication, Observational Study, Randomized Controlled Trial, Humans, English, Female | PubMed | 53 |