Authors	Age at the start of exposure	Length of exposure	Sampling age	Pre or Post filtration	Gender	Strain(s)
Barton et al.3	4 months	6 months	10 months	Pre-filtration	N/A	N/A
Borges et al.4	6 months	6 months	12 months	Pre-filtration	N/A	AB wild type
Collymore et al.5	As young as possible	3 months	<6 months	Pre-filtration	N/A	N/A
Geisler et al.6	4 months	4 months	8 months	Pre and post filtration	N/A	AB wild type
Liu et al.7	3 months	1-6 months	4-9 months	Pre and post filtration	N/A	Wild type
Martins et al.8	3 months	3 months	6 months	Pre-filtration	N/A	Wild type
Mocho9	<6 months, 6 - 12 months, >18 months	4 months	7 - 24 months	Pre-filtration	1 female and 1 male of each age group	AB wild type
Murray et al.10	3-4 months	3 months, 6 months, 1 year	7, 10, and 16 months	Pre and post filtration	N/A	AB wild type