[1] Ballard Hlth, Norton Community Hosp, Roanoke, VA USA
[2] Saratov State Med Univ, Saratov, Russia
[3] Suny Downstate Med Ctr, Mamata Med Coll, Brooklyn, NY 11203 USA
[4] Hebei North Univ, Zhangjiakou, Peoples R China
[5] Pramukhswami Med Coll, Karamsad, India
[6] Rutgers State Univ, Newark, NJ USA
[7] Univ Autonoma Ctr Amer, UACA Servictr Galera, San Jose, Costa Rica
[8] Capital Med Univ, Beijing, Peoples R China
[9] Univ Autonoma Guadalajara, Guadalajara, Jalisco, Mexico
[10] Medstar Good Samaritan Hosp, Dept Hosp Med, Baltimore, MD USA
[11] Springfield Mem Hosp, Springfield, IL USA
[12] Shaheed Nirmal Mahto Med Coll & Hosp, Dept PSM Community Med, Dhanbad, Jharkhand, India
[13] Icahn Sch Med Mt Sinai, Dept Publ Hlth & Neurol, New York, NY 10029 USA
[14] Keystone Hlth Ctr, Dept Internal Med, Chambersburg, PA USA