TABLE 1.
Search terms, databases and preprint servers used to identify existing literature reporting the possibility of vertical transmission of coronaviruses from mother to infant during breastfeeding as of 17 April 2020
| Databases and preprint servers searched | General breastfeeding terms | SARS‐CoV‐2 and general coronavirus terms | SARS‐CoV terms | MERS‐CoV terms |
|---|---|---|---|---|
| Google Scholar | Milk | SARS‐CoV‐2 | SARS‐CoV | MERS‐CoV |
| Medline | Human milk | Coronavirus | SARS | MERS |
| National Library of Medicine, PubMed | Breast | Novel coronavirus | SARS‐CoV‐1 | |
| Breastfeeding | Human coronavirus | |||
| Web of Science | Breastmilk | COVID‐19 | ||
| Lactation | COVID | |||
| bioRxiv | Virus transmission | |||
| medRxiv | Mother‐to‐child | |||
| Research Square | Child‐to‐mother | |||
| Preprints | Vertical |