Table A1.

Infant saliva samples.

Infant ID	Age (weeks)	Gender
I1	6.1	Male
I21	7.0	Male
R1	8.0	Female
N1	15.3	Female
S1	16.1	Male
D1	16.4	Female
M1	17.6	Male
C1	18.0	Female
E1	20.6	Female
A1	24.4	Female
L1	28.7	Male
S2	31.1	Male
O1	31.6	Female
B1	35.1	Male
F1	37.3	Female
S3	37.6	Male
P1	37.9	Male
G1	42.4	Female
Q1	43.0	Male
J1	43.3	Male
A2	44.1	Female
H1	46.1	Male
K1	51.9	Male

¹ Indicates second sample from infant I.