Clients' reasons for prenatal ultrasonography in Ibadan, South West of Nigeria.

BMC Womens Health · 2009 · PMC2683801 · PMID 19426518

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an increasing trendno p-value reported

There has been an increasing trend of prenatal ultrasound scan in Nigeria in the last three decades especially in the urban centers [ 19 , 20 ].

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.