1	Postpartum Hemorrhage/	8157
2	Delivery, Obstetric/	32541
3	exp Parturition/	20886
4	Postpartum Period/	29822
5	Postnatal Care/	6334
6	or/2‐5	81927
7	Hemorrhage/	80120
8	Uterine Hemorrhage/	10026
9	Blood Loss, Surgical/	19914
10	Postoperative Hemorrhage/	10954
11	or/7‐10	117813
12	6 and 11	1133
13	(postpartum h?emorrhage? or post partum h?emorrhage? or postnatal h?emorrhage? or post natal h?emorrhage?).ti,ab,kf.	8430
14	((h?emorrhage? or PPH) and (birth? or childbirth? or labor or labour or delivery or deliveries or obstetric* or puerperium or maternal or maternity or woman or women)).ti,kf.	4913
15	((h?emorrhage? or PPH) adj3 (birth? or childbirth? or labor or labour or delivery or deliveries or obstetric* or puerperium or maternal or maternity or woman or women)).ab.	4363
16	(PPH and (complicat* or identif* or detect* or manage* or monitor* or care or treat* or prevent*)).ti,kf.	103
17	(PPH adj3 (complicat* or identif* or detect* or manage* or monitor* or care or treat* or prevent*)).ab.	1131
18	((blood loss or bleeding) and (birth? or childbirth? or labor or labour or delivery or deliveries or obstetric* or puerperium or postpartum or post partum or postnatal or post natal)).ti,kf.	1298
19	((blood loss or bleeding) adj3 (birth? or childbirth? or labor or labour or delivery or deliveries or obstetric* or puerperium or postpartum or post partum or postnatal or post natal)).ab.	2162
20	or/13‐19	15905
21	1 or 12 or 20	18700
22	limit 21 to "qualitative (best balance of sensitivity and specificity)"	1930
23	qualitative research/	77527
24	21 and 23	74
25	22 or 24	1933