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bjo12631-sup-0001-TableS1.pdfapplication/PDF208KTable S1. Prevalence of preterm delivery by country. Analysis of 299 878 singleton deliveries in 29 countries.
bjo12631-sup-0002-TableS2.pdfapplication/PDF239KTable S2. Adjusted odds ratios for risk factors for spontaneous labour and provider-initiated preterm delivery. Analysis of 16 474 singleton preterm deliveries in 29 countries.

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