Sentence examples for multiple births is from inspiring English sources

The increasing age of mothers and use of in vitro fertilization, which often leads to multiple births, is a major risk factor for premature births.

The researchers say the only way doctors prescribing the ovary-stimulating drugs can lessen the chances of producing multiple births is to give lowered amounts of the drugs, although this would significantly decrease the chance of pregnancy.

The prevalence of multiple births is approximately 31 % in ART cycles using fresh non-donor eggs or embryos (CDC 2007) compared with slightly more than 3%% in the rest United States population.

The rate of multiple births is also intriguing and deserves further investigation.

The dramatic increase in multiple births is an important public health issue, since such births have elevated risks for adverse perinatal outcomes.

We focused on singleton births because differential access to fertility treatment may lead to a higher incidence of multiple births in less deprived areas and the neonatal mortality of multiple births is higher than that of singletons.

Multiple births are riskier than single ones.

MULTIPLE births are in hot demand and possibly recession proof.

The decline in multiple births was matched by better health outcomes.

These women, Dr. Frigoletto added, often "resort to artificial reproduction techniques, which are associated with multiple births, and multiple births are associated with prematurity".

Multiple births were no more common in 2007 than in 2006.