The 27-year-old will join Osasuna on a season-long loan with a view to make the deal permanent at the end of the season.
Osasuna have an option to sign Nelson for around €6million.
The 27-year-old will join Osasuna on a season-long loan with a view to make the deal permanent at the end of the season.
Osasuna have an option to sign Nelson for around €6million.
