Pregnancy. Symptomaticinfection is more common in pregnancy.
典型的临床感染症状通常出现在妊娠期。
2
SSPE due to wild virus has been reported in persons who have been immunized with measles vaccine and have no history of symptomatic natural measles infection.
在接受麻疹免疫接种者和无天然麻疹感染史者中，野病毒引起的SSPE病例一直有报告。
3
BCG vaccine is contraindicated in people with impaired immunity, and WHO does not recommend BCG vaccination for children with symptomatic HIV infection.