[1] Narayana Med Coll & Hosp, Dept Neurosurg, Nellore 524003, Andhra Pradesh, India
[2] ICMR, Natl Inst Epidemiol, VRDL Project, Madras, Tamil Nadu, India
[3] ANIIMS, Dept Community Med, Port Blair, India
[4] Univ Florida, Winter Haven Hosp, Dept Emergency Med, Gainesville, FL USA
[5] Univ Cartagena, Hlth Sci & Neurosci CISNEURO Res Grp, Dept Neurol Res, Cartagena De Indias, Colombia
[6] Univ Cartagena, Dept Neurosurg, Cartagena De Indias, Colombia
[7] El Bosque Univ, Dept Neurotrauma Res, Bogota, Colombia
[8] MEDITECH Fdn, Dept Med & Res, Neiva, Colombia
[9] Jubilee Miss Med Coll Hosp, Dept Neurosurg, Trichur, Kerala, India
[10] Nizams Inst Med Sci, Dept Neurosurg, Hyderabad, Telangana, India
[11] Narayana Med Coll & Hosp, Dept Pharmacol, Nellore, Andhra Pradesh, India
[12] Narayana Med Coll & Hosp, Dept Accid & Emergency Med, Nellore, Andhra Pradesh, India
[13] Narayana Med Coll & Hosp, Dept Forens Med, Nellore, Andhra Pradesh, India