• 500mg (7)
• 2 (7)
• 方中信 (6)
• 吳鎮宇 (6)
• 吳君如 (6)
• when (6)
• was (6)
• vatican (6)
• vaccines (6)
• v2s (6)
• trauma (6)
• traffic (6)
• through (6)
• this (6)
• there (6)
• technologies (6)
• targeted individuals (6)
• target (6)
• take (6)
• subjects (6)