New story collections
Happy New Year!
Three new story collections because you asked for them:
hives and urticaria (26 pages, January 2013)
reflux (21 pages, January 2013)
160b annatto eg yellow natural colour, often associated with headbanging behaviour (29 pages, January 2013)
And also a major update to the propionate factsheet, numbers 280-283, the bread preservative.