haa..dy tengok nye cani..atas kad ni da ad cecair..(tak tau la nme nye ape)..pstu titik an darah atas empat2 bulat ni..then ratekan smpai penuh bulatan..then tengok..kat anti a atau anti b ade coagulate ak(bintik2)..kalo sy ad kt anti a..so darah A..then nk check rhesus factor lak..kt anti D ..kalo coagulate even sikiiiit sgt tahniah anda positive..kalo negative ad prob r..(tu dulu..susa nk ngandung lah..senang gugur la..tp skang tak taw la..kot2 da maju)..kalo darah O kat anti A n B tkd coagulate langsong
