I am very familiar with coccidiosis and found your article about it very easy to read with great pictures and has all the reader needs to know about it.
The only thing I would add is after the dosage of Corid is through, the chicks/chickens should be given vitamins whether by water or additives to feed, specifically one that has Thiamine (B1 in it) to rapidly replenish the loss the Corid caused.