1 The International Chiropractic Pediatric Association, Media, PA, USA; Life Chiropractic College West, Hayward, 6017 Snell Avenue, Suite 441, San Jose, CA, USA, 95123; Faculty of Graduate Studies, Southern Cross University, Military Rd, East Lismore, Lismore, NSW, 2480, Australia. Electronic address: dr_jalcantara@yahoo.com.
2 Department of Mathematical Sciences, University of Wisconsin-Milwaukee, 3200 N Cramer Street, Milwaukee, WI, 53211, USA. Electronic address: whettenandrew@gmail.com.
3 The International Chiropractic Pediatric Association, Media, PA, USA; Private Practice of Chiropractic Media, 327 N Middletown Rd, Media, PA, 19063, USA. Electronic address: info@icpa4kids.com.
4 Alcantara Chiropractic - Philippines, 25 San Miguel Avenue, Suite 2615 Medical Plaza Ortigas, Ortigas Business Center, Pasig City, Philippines. Electronic address: jun.dupax@gmail.com.