[1
]
Pfizer Inc, Groton, CT, USA. gene.wallenstein@pfizer.com.
[2
]
Pfizer Inc, Groton, CT, USA.
[3
]
Metroplex Clinical Research Center, Dallas, TX, USA.
[4
]
University of Genoa, Italy.
[5
]
Stanford University, Stanford, CA, USA.
[6
]
Hospital Clinico Universitario, Santiago de Compostela, Spain.
[7
]
Albany Medical College, Albany, NY, USA.
[8
]
Seoul National University College of Medicine, Seoul, Republic of Korea.
[9
]
Instituto Nacional de Ciencias Médicas y Nutrición-Salvador Zubirán, Mexico City,
Mexico.