EQUIPMENT:

• (1) pipette 1 ml, white marking;
• (1) pipette 1 ml, red marking;
• (1) pipette 1-ml, yellow marking;
• (1) pipette 1-ml, black marking;
• (1) pipette 1-ml, without marking;
• (5) rubber suction bulbs for pipettes;
• (3) pipettes (eye dropper);
• (3) bulbs for eye dropper;
• (1) instruction sheet WHO/VBC/81.811;
• (1) report form;
• (1) log probability paper;
• (1) corrigendum sheet for document WHO/VBC/81.811.