Relation of peak atrial filling velocity and end-diastolic stiffness: Fact or fancy?

Peak Systolic Velocity / End Diastolic Velocity PI = ( Peak Systolic Velocity – End

Accidental death--fact, fancy or fable.

Hematophagous Endeavors, Fact and Fancy

L start with some facts. The word "mosquito" is Spanish for “little fly.” The single family Culicidae comprises more than 3,500 species of mosquitoes, and these ectoparasites are found in a wide range of environments spanning the globe with the exception of Antarctica. The life span of adult mosquitoes ranges from 2 weeks to 6 months. Mosquitoes belonging to about three quarters of recognized s...

Dagga: A review of fact and fancy.

'Dagga' is our word for marihuana, hashish, bhang, or Cannabis sativa L. But dagga is also the name applied to 14 species of the plant leonotis, indigenous and common in South Africa. The word has come into our English language via Afrikaans which derived it from pure Hottentot 'daga'. It is only assumed that the idea in the Hottentot mind which attached the word to the plant cannabis had to do...

The Case of Moulay Ismael - Fact or Fancy?

Textbooks on evolutionary psychology and biology cite the case of the Sharifian Emperor of Morocco, Moulay Ismael the Bloodthirsty (1672-1727) who was supposed to have sired 888 children. This example for male reproduction has been challenged and led to a still unresolved discussion. The scientific debate is shaped by assumptions about reproductive constraints which cannot be tested directly-an...