Abbreviations

It was tried to avoid abbreviations as good as possible.

ADHD Attention Deficit Hyperactivity Disorder

BMD bone mineral density

BMJ British Medical Journal

CAM complementary and alternative medicine

GST general systems theory

DSM Diagnostic and Statistical Manual of Mental Disorders

HRT Hormone replacement therapy

ICD International Classification of Diseases

N Engl J Med New England Journal of Medicine

NHS national health service

NSAID non-steroidal anti-inflammatory drugs

PNAS Proceedings of the National Academy of Science of the United States

RA Rheumatoid Arthritis

RCT randomized clinical trials

SBC Spencer Brown Calculus

SCN hypothalamic suprachiasmatic nucelus

SD standard deviation

TCM Traditional Chinese Medicine

Verum opposite of a placebo, a drug containing an effective substance

VTA ventral tegementum

WHI Women's Health Initiative, a large study on hormone replacement therapy