You can consult Paul in London, Holborn WC1.
Office hours: 9am - 7pm
and on Saturday afternoons at:
The London Natural Health Centre,
46 Theobalds Road,
London, WC1X 8NW.
The nearest Tube Station is Holborn on the Central and Piccadilly lines.
Buses which stop nearby are
19, 38, 55 and the 243.