Table 2. Paired and multiple sequential sera from Indian and Sudanese VL and PKDL.

	Country and disease status (VL or PKDL)
Group and sampling	India VL			India PKDL				Sudan VL
Group	1	2	3	4	5	6	7	Sudan
Serum (days)	0 and 30	0 and 180	15 and 180	0–30	0–60	0–180	0–360	0 and 11, 17 or 30
Pairs/sequentials (seq)	24 pairs	32 pairs	43 pairs	2 seq	9 seq	9 seq	1 seq	17 pairs

Day 0 = before start of treatment.