To determine groups A, B, AB and 0 as well as Rh with blood and artificial sera. Includes 4 bottles with artificial blood from different subjects; anti-A, anti-B and anti-Rh bottles; 8 cards (4 anti-A and anti-B and 4 anti-Rh); 8 slides to superimpose on the cards and do the tests; wooden chopsticks.

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