Journal article (2012) - Natalia Romero (author), Natalia Herrera (author), N. Romero (author), Natalia Romero Romero (author), Natalia Romero Romero Herrera (author), NA Romero (author), N.A. Romero (author), NA Romero Herrera (author), NA Herrera (author), N.A. Romero Herrera (author), N.A. Herrera (author), Natalia Romero Herrera (author), N. Herrera (author), Natalia Romero Herrera (author), N. Romero Herrera (author), Panos Markopoulos (author), P Markopoulos (author), S Greenberg (author)