"knee-surgery"

Tibetan spiritual leader halted in Switzerland where he received a grand welcome on his arrival at a hotel in Zurich

The 31-year-old suffered the injury in Brazil's 2-0 loss to Uruguay in their World Cup qualifier in Montevideo last month. He is now expected to be sidelined for at least six months

According to rumours, Prabhas, who has a busy schedule that includes 'Salaar' and 'Kalki 2898 AD,' is expected to return to Hyderabad after making a full recovery.

"One of its goals is to prevent or delay the need for knee replacement," said co-author Trevor Birmingham from the Western University in Canada.