Sorry, but A Good Feed has ceased trading.
Below are some links that you may find useful.
Tongue-tie division and lactation consultant service:
The Lactation Consultants of Great Britain homepage:
UNICEF site with large section on breastfeeding research:
NHS site, incorporating NHS breastfeeding leaflet:
Association of Breastfeeding Mothers:
The Breastfeeding Network:
La Leche League, mum to mum support: