RT Journal A1 Kuehn BM T1 PRegnancy and h1n1 flu JF JAMA JO JAMA YR 2009 FD June 24 VO 301 IS 24 SP 2542 OP 2542 DO 10.1001/jama.2009.858 UL http://dx.doi.org/10.1001/jama.2009.858 AB The CDC said that evidence from seasonal influenza and from past influenza outbreaks suggests that women who are pregnant may be at greater risk of more severe complications or adverse pregnancy outcomes. As of May 12, the CDC had documented 20 cases of novel influenza A(H1N1) infections in pregnant women, some involving serious complications, including 1 death.