Singapore, Jan. 24 -- The Ministry of Health has begun contact tracing following the confirmation of Singapore's first case of the Wuhan virus infection yesterday evening.

The patient, a 66-year-old male Chinese national from Wuhan, arrived in Singapore on Monday in a group with nine others.

While in Singapore, he travelled in a chartered car to Shangri-La's Rasa Sentosa Resort & Spa on Sentosa Island.

He remained in the vicinity of his hotel until he took a taxi, with his son, to Singapore General Hospital's emergency department on Wednesday.

The ministry's initial contact tracing found that, as of last night, eight of the man's travelling companions had left Singapore.

It has contacted the authorities of their destination countr...