All experiments were performed once.
All analytical SEC experiments were performed once.
The OPU sessions were performed once weekly for 28 d.
After estradiol treatment, ovarian ultrasonic exams were performed once daily to detect the interval between treatment and FWE.
The intervention + retention sessions were performed once with dual-tDCS and once with sham in a randomized, cross-over, placebo-controlled, double-blind design.
Route laboratorial testing and chest X-ray scan were performed once every two weeks, and CT scanning was performed at gefibinib administration, one month post-treatment with gefibinib, and once every three months post-treatment with gefibinib.
Measurements were performed once on Pressure Support Ventilation (PS ≤ 10cmH2O, PEEP ≤ 5cmH2O).
Pingdom's tests were performed once a minute over a period of two months, from October 15 to December 15, from multiple locations in both North America and Europe.
The experiments were performed once or twice for each virus.
Microarray experiments were performed once or twice and four independent arrays per group were analyzed.
The 10-second contact and the inversion steps were performed once more.
