Table 4.

Onset of symptoms from vaccination.

	Mean	S.E.	Size
Blauenfeldt et al. (21)	7.83		1
Greinacher A. et al. (13)	9.27	1.01	2
Bjørnstad-Tuveng et al. (18)	7.00		1
Schultz et al. (15)			4
Scully et al. (14)			14
See et al. (20)	8.83	0.84	12
Tiede et al. (22)			5