Kevin,
Here's a text you may find useful:
[Citation from the publisher's web site]
Internal Radiation Dosimetry (1994 HPS SS)
Authors: Otto Raabe
ISBN: 0-944838-47-2
Published: 1994 | 667 pp
Price: US $48.95
Available in a special combination offer with Practical Applications of Internal Dosimetry. See Specials page.
Very useful for both beginning students and medical professionals involved with radiation, Internal Radiation Dosimetry is a comprehensive textbook that covers both the fundamental and applied aspects of ionizing radiation dosimetry for radionuclides deposited in the human body. Emphasis is on modern health physics and industrial hygiene standard and practice.
[Citation ends]
It can be purchased on line from Medical Physics Publishing at:
https://www.medicalphysics.org/cgi-bin/htmlos.exe/009006.2.2433135166400032683
The site says delivery normally takes 1-2 weeks but you could probably get them to expedite it for you.
Regards,
Ben
ben.morgan@pgnmail.com