milk substitutes advertisements occurs online. collectively, the accounts breast milk substitutes the un monitored posted content around 90 times per day and reached 229 million users. rafael perez escamilla is a professor of epidemiology at the yale school of public health. he gave me his reaction to the findings in the report. it is a big concern, because they are being targeted at a very vulnerable time regarding their ability to make informed infant feeding decisions, and they are targeting them with adverts that oftentimes are not substantiated by scientific evidence, trying to equate the baby milk formula with the benefits of breast feeding,