About the Authors

Alejandro Macchia

Affiliations Laboratory of Pharmacoepidemiology, Consorzio Mario Negri Sud, Santa Maria Imbaro, Chieti, Italy, GESICA (Grupo de Estudio de Investigación Clínica en Argentina) Foundation, Buenos Aires, Argentina

Marilena Romero

Affiliation Laboratory of Pharmacoepidemiology, Consorzio Mario Negri Sud, Santa Maria Imbaro, Chieti, Italy

Antonio D’Ettorre

Affiliation Laboratory of Pharmacoepidemiology, Consorzio Mario Negri Sud, Santa Maria Imbaro, Chieti, Italy

Gianni Tognoni

Affiliation Laboratory of Pharmacoepidemiology, Consorzio Mario Negri Sud, Santa Maria Imbaro, Chieti, Italy

Javier Mariani

ja_mariani@hotmail.com

Affiliation GESICA (Grupo de Estudio de Investigación Clínica en Argentina) Foundation, Buenos Aires, Argentina

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AM MR AD GT JM. Performed the experiments: AM MR AD GT JM. Analyzed the data: AM MR AD GT JM. Contributed reagents/materials/analysis tools: AM MR AD GT JM. Wrote the paper: AM MR AD GT JM.