Results 231 to 240 of about 653,662 (261)

State of the Art of Low‐Frequency Acoustic Modulation: Intensity Enhancement and Directional Control

open access: yesAdvanced Science, EarlyView.
High intensity low‐frequency sound sources hold significant value in many fields. However, their long wavelength, strong penetrability, and tendency to diffract make direction control and intensity enhancement challenging. Acoustic generators and metamaterial‐based acoustic devices still face issues such as low energy efficiency, poor directional ...
Jingsong Xu   +13 more
wiley   +1 more source

Factors influencing choice of residency program among medical intern doctors and medical students: a cross-sectional survey. [PDF]

open access: yesBMC Med Educ
Al Ajmi A   +7 more
europepmc   +1 more source

<i>Erratum</i> to: Bendamustine and rituximab as first-line treatment for symptomatic splenic marginal zone lymphoma: long-term outcome and impact of early unmeasurable minimal residual disease attainment from the BRISMA/IELSG36 phase II study. [PDF]

open access: yesHaematologica
Iannitto E   +31 more
europepmc   +1 more source

Prevalence of Medical Credit Cards by Specialty.

open access: yesJAMA Health Forum
Bruch JD, Fang CC, Cliff BQ.
europepmc   +1 more source

Beyond the Exam Room: Teaching Intervisit Care to Internal Medicine Residents. [PDF]

open access: yesMedEdPORTAL
Mulligan MJ   +4 more
europepmc   +1 more source

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