Table 5.

Most frequent words used in the title of Leishmania studies in Iran and the world.

Rank	World Leishmania Research		Iran Leishmania Research
	Term	Occurrences	Term	Occurrences
1	Brazil	569	Leishmaniasis	265
2	Activity	557	Iran	213
3	Treatment	493	Effect	53
4	Diptera	450	Evaluation	43
5	Psychodidae	437	Treatment	40
6	Synthesis	418	Balb/c mouse	33
7	Area	325	Diagnosis	28
8	Response	315	Zoonotic cutaneous leishmaniasis	28
9	State	312	Expression	27
10	Expression	282	Dog	21
11	Macrophage	255	Psychodidae	21
12	Cell	227	Diptera	19
13	Antileishmanial activity	215	Synthesis	19
14	Immune response	209	Efficacy	18
15	Efficacy	199	Immune response	18
16	In vitro	198	Protection	17
17	Mouse	195	In vitro	16
18	Derivative	191	Balb/c	15
19	India	176	Glucantime	15
20	Resistance	166	MRHO/IR (strain)	15