Question: Mariana Kovacevic reportedly treated an Argentine professional footballer who plays as a right back for the Argentina national team, and who else?

Context paragraphs:
Érik Lamela: Érik Manuel Lamela (born 4 March 1992) is an Argentine professional footballer who plays as an attacking midfielder or a winger for Premier League club Tottenham Hotspur and the Argentina national team.  He is known for his exceptional dribbling ability and pace and is nicknamed "Coco".

Nicolás Gaitán: Osvaldo Nicolás Fabián "Nico" Gaitán (born 23 February 1988) is an Argentine professional footballer who plays for Spanish club Atlético Madrid and the Argentina national team, mainly as an attacking midfielder.

Nicolás Otamendi: Nicolás Hernán Otamendi (born 12 February 1988) is an Argentine professional footballer who plays as a central defender for English club Manchester City and the Argentina national team.

Eduardo Salvio: Eduardo Antonio "Toto" Salvio (born 13 July 1990) is an Argentine professional footballer who plays as a right winger for Portuguese club Benfica and the Argentina national team.

Pablo Zabaleta: Pablo Javier Zabaleta Girod (] ; born 16 January 1985) is an Argentine professional footballer who plays as a right back for West Ham United and the Argentina national team.  Zabaleta can operate on both sides of the pitch as a full back and is known for his tenacious style of play, and has captained his club on numerous occasions.

Mariana Kovacevic: Mariana Kovacevic is a Serbian traditional healer who has specialized in the use of horse placenta treatment to heal athletes.  During the duration of the 2012 African Cup of Nations in Gabon and Equatorial Guinea she used the horse placenta treatment to heal Ghana's Asamoah Gyan, who had been injured and was supposed to be off football for four weeks.  She is reported to have nursed him back to health in four hours.  She was also reportedly enlisted by the Serbia during the world of 2010 in south Africa.  Other footballers who are reported to have been treated by Mariana include Pablo Zabaleta, Vincent Kompany, Nigel de Jong and Robin Van Persie of Manchester United.  There has been some doubt as to whether Mariana's therapies work.  But more footballers are turning to her for help.

Enzo Pérez: Enzo Nicolás Pérez Seguí (] ; born 22 February 1986) is an Argentine professional footballer who plays as a central midfielder for Argentine club River Plate and the Argentina national team.

Carlos Tevez: Carlos Alberto Martínez Tevez (] ; born 5 February 1984) is an Argentine professional footballer who plays as a forward for Shanghai Shenhua and the Argentina national team.  His energy, skill and goalscoring rate have made him an indispensable player for his club sides throughout his career, in the eyes of fellow players and media alike.

Sergio Romero: Sergio Germán Romero (born 22 February 1987) is an Argentine professional footballer who plays as a goalkeeper for English club Manchester United and the Argentina national team.

Ramiro Funes Mori: José Ramiro Funes Mori (born 5 March 1991) is an Argentine professional footballer who plays as a defender for Premier League club Everton and the Argentina national team.  He plays primarily as a centre-back but can also operate as a left-back.

Supporting paragraphs: Mariana Kovacevic Pablo Zabaleta
Answer: West Ham United