Strehlow, Wighard, 1939- (Autor Personal)

Hildegard of Bingen's medicine, 1987: CIP title page (Dr. Wighard Strehlow) data sheet (born 1937 [birth year is actually 1939, see below]) book title page (Dr. Wighard Strehlow) back cover (Dr. Wighard Strehlow; was a research chemist in the pharmaceutical industry in West Germany and now works with Dr. Gottfried Hertzka in the Hildegard Praxis in Allensbach)

St-Hildegard.com website, viewed June 19, 2018: link to Organisation page (Dr. Wighard Strehlow; born 1939 in Stettin (now Szczecin, Poland); studied chemistry at the Technische Universität in West Berlin; worked for 13 years in the pharmaceutical industry before becoming interested in natural healing methods; joined Dr. Gottfried Hertzka in his practice of natural medicine in Konstanz, Germany) https://www.st-hildegard.com/de/organisation/dr-wighard-strehlow.html

German Wikipedia, viewed June 19, 2018 (Wighard Strehlow; born September 22, 1939, in Stettin; German practitioner of natural medicine)

Cáncer y debilidad del sistema inmunitario según Santa Hildegarda, 2018: t.p. (Dr. Wighard Strehlow)