list列表中的|first1=缺少|last1= (帮助) Haizlip, Julie; et al. Perspective: The Negativity Bias, Medical Education, and the Culture of Academic Medicine: Why Culture
motive refers to people's desire to enhance the positivity or decrease the negativity of the self-concept. |quote=和|postscript=只需其一 (帮助) Beauregard, Keith