Several students at the Lidingöskola taken to the hospital

At 12.44 alerted rescue services, the police and ambulance to an elementary school on the island of Lidingö. Initially got the fire brigade reports that it would move if a suspected release at the school.

"We went there and found pretty quickly that it was not something for the emergency services," says Stefan Malmberg, ledningsoperatör in Stockholm, sweden räddningscentral.

It was not, we received no indication at all, " says Stefan Malmberg.

and one adult have been hospitalized. According to Daniel Broman, acting mayor of Lidingö municipality, are not any serious damage.

– But they follow up pretty simple ailments, " he says.

Karolinska university hospital confirms through his press service that they received seven patients from the school.

”They have mild symptoms and are under observation. We are now investigating the cause,” writes the press office in an email to DN.

should go in grade five at the school who is an elementary school with 600 students from preschool to grade 9.

– There has not been any leak of gas or the like. One can then speculate if it is food or something else, but we do not know at the moment.

Environment and city planning in the municipality has been at the school and taken samples in order to investigate what caused the incident.

"That is why we take the samples, but since it is such a small number brought to the hospital so it can be other things too," says Daniel Broberg.

if a suspected fault to the injury.

– Therefore, whenever we start an investigation, so it opens a toolbox for the us. Then we get a more standardized procedure, but we have no suspect in the case, " says Ola Östling, presstalesperson on the Police.

He sees it not as likely that someone will become a suspect in the case.

– I does not exclude it, but I do not think it likely, " says Ola Östling.

the Police have during the day checked several different phenomena at the school.

– We verified, among other things, the air, we checked with the students if they had taken something, and we checked the food, " says Ola Östling.