The information provided in the links below is the content of their respective site owners. IPTA is not affiliated with any of the site owners, and provides the list of links for informational purposes only. Whilst all due care has been taken to avoid listing links to sites containing clearly erroneous or misleading information, IPTA does not guarantee the accuracy, applicability, appropriateness, or ongoing currency of the information in the listed links. Professional advice should be sought before any course of action is pursued.