EMS was called for pediatric patients vomiting on the subway platform Thursday afternoon around 5 p.m.
At least eight children were vomiting on platform.
[Ads /]
The children ranged from 9 to 12 years old.
St. Barnabas confirmed that the kids were returning from a day camp.
They were at Lasker Pool in Central Park earlier.
10 children have been discharged; three remain in hospital but were expected to be discharged soon.
It's not yet known what made them sick.
Subway service was not affected.