Prevalence and associated factors of preterm birth in Ethiopia: systematic review and meta-analysis protocol.
Kindie Fentahun MuchieAyenew Molla LakewDestaw Fetene TeshomeMelaku Kindie YenitMalede Mequanent SisayFantahun Ayenew MekonnenYohanes Ayanaw HabituPublished in: BMJ open (2020)
CRD42017077356.