This persisted in long term follow-up with a significant 72% reduction in the incidence of breast cancer, which comprised an 84% reduction in incidence of estrogen receptor-positive breast cancers, with no effect on the incidence of estrogen receptor-negative breast tumors (Cauley et al. 2001).
For some patients in this study, this discomfort persisted as long as up to three months after surgery.
This fall persisted as long as 6 months of treatment in the oral treatment group but not in the transdermal treatment group.
Why this "equity premium" persisted so long remains a puzzle: why didn't investors long ago rush into stocks, driving their prices up and their rate of return down?
There are always struggles among the families and supporters of former presidents to shape their legacies, but rarely have they grown as acrimonious as this one, or persisted as long.
This attitude persisted for a long time.
This attitude persisted long after Delius's death, as the Requiem did not receive another performance in the UK until 1965, and by 1980 had still had only seven performances world-wide.
In the case of SS77, this turnover persisted long after its publication, and many years beyond which PS81 had leveled off.
Why has this pandemic persisted for so long?
It was a misunderstanding that never persisted for long.
