2013 IPC Swimming World Championships – Men's 4 x 100 metre medley relay
The men's 4 x 100 metre medley relay at the 2013 IPC Swimming World Championships was held at the Parc Jean Drapeau Aquatic Complex in Montreal from 12–18 August.
...
Wikipedia
The men's 4 x 100 metre medley relay at the 2013 IPC Swimming World Championships was held at the Parc Jean Drapeau Aquatic Complex in Montreal from 12–18 August.