Table 1. Summary of identified and screened studies on soil-transmitted helminth infections done in Honduras between May 1930 and June 30, 2012.

Type of source	Source	Online access	Time period searched	N° issues or documents searched	N° potentially relevant studies (No. retained)
Published studies	Honduran journals*	Yes	1930–2011	531	58 (41)
	International journals	Yes	1930–2012	Not applicable	18 (14)**
Grey literature	Medical theses#	No	1950–1992	72	69 (60)
	Medical monographs	No	1993–2012	1140	0 (0)
	Microbiology theses	No	2000–2012	10	6 (6)
	Microbiology monographs	No	2006–2012	89	4 (1)
	Abstracts in scientific conferences	No	1983–2011	28	13 (9)
	Ministry of Health national surveys	No	2001–2011	3	3 (3)
	Other governmental technical reports	No	Not applicable	1	1 (1)
	Microbiology social¥ service reports	No	1990–1992	57	47 (38)
	Parasitology field trips	No	1999–2012	38	38 (38)
	Total				257 (211)

Honduran journals reviewed: 382 issues (from 1930 to 2011) of Revista Médica Hondureña; 20 issues (from 2004 to 2011) of Revista de la Facultad de Ciencias Médicas; 20 issues (from 1997 to 2009) of Revista Ciencia y Tecnología; 29 issues (from 1996 to 2008) of Revista Médica de los Postgrados de Medicina; and 80 issues (from 1963 to 2007) of Revista Honduras Pediátrica.

Of 14 international articles, 1 was in Spanish and 13 in English.

^# Catalogued by the Virtual Health Library (Biblioteca Virtual en Salud) as theses done on “Intestinal Parasites” at the Faculty of Medical Sciences (http://www.bvs.hn/E/Parasitos.html).

Other Microbiology Social Service reports had been sent back from the library to the School of Microbiology and discarded by the School due to the lack of storage space.