The Student health center has activated their crisis telephone during the weekend: telephone number +46 70 944 71 95
Medical queries should be directed to 1177 (+46 771 11 77 00) for guidelines on how to proceed.
The Public health agency (Folkhälsomyndigheten) of Sweden consider the risk of infections in Sweden as very low and has set an FAQ with more information:
The Public Health agency cooperates with the The World Health Organization and helps out with informing and updating Swedish Hospitals and Health Care Centers on the situation.
You can find more information on The World Health Organization's website
You can also read more at the European Centre for Disease Prevention and Control website