Search strategy for Medline
| 1 | Pregnancy/or Pregnant Women/ |
| 2 | Postnatal Care/or Postpartum Period/ |
| 3 | 1 or 2 |
| 4 | Mortality/ |
| 5 | 3 and 4 |
| 6 | maternal mortality/ or maternal death/ |
| 7 | ((pregnan* or maternal or postnatal or post-natal or postpart* or post-part*) and (death? or mortality or fatalit*)).ti. |
| 8 | ((pregnan* or maternal or postnatal or post-natal or postpart* or post-part*) adj3 (death? or mortality or fatalit*)).ti,ab,kf. |
| 9 | 5 or 6 or 7 or 8 |
| 10 | “cause of death”/ |
| 11 | Death Certificates/ |
| 12 | exp suicide/ |
| 13 | “cause of death”.ti,ab,kf. |
| 14 | (suicid* or overdos* or self harm or self injury or violen*).ti,ab,kf. |
| 15 | 10 or 11 or 12 or 13 or 14 |
| 16 | 9 and 15 |