Social contagion of vasovagal reactions in the blood collection clinic: a possible example of mass psychogenic illness
Health Psychology (2014) - Comment
pubmed: 24490645  doi: 10.1037/hea0000053  issn: 1930-7810  issn: 0278-6133 

Blaine Ditto, Nelson Byrne, Crystal Holly, Saharnaz Balegh