The Centre for Health Protection urges travellers to Indonesia to guard against typhoid fever due rising cases of the disease in people arriving from the country recently.

The number of cases reported to the centre in April, May and June were three, eight and 12. Four have been received so far this month.

Twenty-one of them stayed in Indonesia during the incubation period, 15 were in Surabaya before coming to Hong Kong.

Thirty-eight cases have been reported so far this year, equalling the total number of cases last year.