source: These attacks may have been psychological in origin rather than physical.
target: These may be psychological attack rather than physical attack.
references: These may be psychological attack rather than physical attack. The attacks could be from the mind rather than body strength. These attacks may have come from the mind rather than the body. The attacks may have been psychological rather than physical in nature. These attacks were probably psychological instead of physical. These attacks may have been psychological rather than physical. At first, these may have been some psychological attacks rather than physical. These attacks may have been mental instead of physical. The attacks might have been on people's minds, not their bodies. These attacks were psychological, rather than physical.