
Fed took at least 5 MTOs from 2003 through 2008. And that's not all.
Fed's MTOs
from 2003 through 2008, after he fell
behind (source: the Oregonian; I'm not sure this list includes all his MTO during that period):
- in the first set of the Wimbledon
2003 4th round against Feliziano Lopez after being down a break after the second game; he needed a back massage;
- in the fifth set of the Australian Open
2005 semifinal against Marat Safin after he fell behind in the set; he needed a back massage;
- in the fifth set of the Masters Cup
2005 final against David Nalbandian after he fell behind in the fifth set; he needed a leg massage;
- in the second set, down a set and a break, in the second round of Indian Wells in
2007 against Guillermo Canas to have his foot blisters retaped;
- in the third set of a round robin match at the
2008 Masters Cup against Andy Murray, after being down a break; he needed a back massage.