Although researchers had long observed that, as is true with most drugs, aspirin's effects varied among patients, the existence of "aspirin resistance" gained currency in the 1990s and early 2000s.
The existence of varied human populations in Malaysia implies diverse genetic diversity, such as in the human leukocyte antigen (HLA) alleles.
The reasons for a spirit's existence are as varied as people themselves.
Many of the problems encountered over the nine decades of the Weekly's existence thus far varied little from those that still tax managers and the editor today.
The results confirmed that the aerodynamic force acting on the ball varied considerably depending on the existence of dimples on the ball surface.
However, the drift capacity of specimens varied with respect to the existence of lap splices and the spacing of lateral reinforcement at column ends.
But it remains a spectacular architectural and historical phenomenon.The Great Wall's military importance, and its symbolic power, have varied widely in its long existence, as its place in Chinese life has shifted with the country's history.
Only the existence of these varied, frequently conflicting, strivings accounts for the special character of a man, and their specific combination determines the extent to which an individual can achieve an inner equilibrium and can contribute to the well-being of society.
Estimates on the amount of Biafran currency in existence vary greatly but it was considerable.
Various forms of communicating with discarnate spirits of the recently deceased have been observed in communities around the world, but the purpose of such communication and the understanding of the nature of spirit existence varies considerably.
The reasons for its existence vary from one sport to another, as does its magnitude.
