Correction: The effects of locomotor activity on gastrointestinal symptoms of irritable bowel syndrome among younger people: An observational study

• Toyohiro Hamaguchi, 
• Jun Tayama, 
• Makoto Suzuki, 
• Naoki Nakaya, 
• Hirokazu Takizawa, 
• Kohei Koizumi, 
• Yoshifumi Amano, 
• Motoyori Kanazawa, 
• Shin Fukudo