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. 2004 May 21;363(9422):1699–1700. doi: 10.1016/S0140-6736(04)16255-7

Table 2.

Variation in geometric mean titre (GMT, copies per μL) for SARS coronavirus with day after onset of illness

Nasopharyngeal aspirates Faeces
Number of specimens GMT Number of specimens GMT
Days after onset
0–2 8 7·7 0 ··
3–5 10 9·7 4 76·0
6–8 10 15·3 4 3338·1
9–11 9 4·7 3 68389·1
12–14 5 179·4 5 89389·1
15–17 5 59·3 5 214·0
18–20 0 ·· 2 2271·5
21–23 0 ·· 5 133·0
>23 0 ·· 6 51·2
Total 47 13·8 34 676·1