[Parasitology] Kato Katz kits

[Esteban de Sas]

Hello, 
I have been searching the web trying to find someone who can provide me some Kato Katz kits. I want to ask you If you know a place to purchase those kits. I appreciate any help. 

Thank you and sorry for  my bad english. 

Esteban de Sas Rosero - Fundación Mainel
esteban from mainel.org
www.mainel.org
Cel. (505)869-6587
Apartado Postal LM 38
Managua, Nicaragua