Milk matters: infant feeding and immune disorder now exists as two inexpensive and interactive searchable e-books online:

Infant Formula and modern epidemics: the milk hypothesis

Apple iTunes

https://itunes.apple.com/us/book/id1164047167

Amazon Kindle:

https://www.amazon.com/dp/B01M1NJOYR

Kobo:

https://store.kobobooks.com/en-us/ebook/infant-formula-and-modern-epidemics

For parents and professionals wanting help with crying babies:

Crying babies and food in the early years

Apple iTunes

http://itunes.apple.com/us/book/id1164045837

Amazon Kindle:

https://www.amazon.com/dp/B01LXR34XK

Kobo:

https://store.kobobooks.com/en…/ebook/crying-babies-and-food