I once read an article that theorized that as a covert means of pre-war, countries would publish bogus disease, human health, and pathology data along with fake

I once read an article that theorized that as a covert means of pre-war, countries would publish bogus disease, human health, and pathology data along with fake stats on "how poisonous is XYZ things". Wish I could find it. Struck me as creepy.