Abstract This contribution describes the development of Norwegian Seismic Array (NORSAR), from its origin 50 yr ago as a project for installing single seismic array in southern Norway to seismological research institute operating network six arrays and 14 three-component stations located Antarctica. In addition, we document different instrumentations narrowband, mostly short-period sensors toda...

ABSTRACT We study the optical gri photometric variability of a sample 190 quasars within SDSS Stripe 82 region that have long-term coverage during ?1998?2020 with SDSS, PanSTARRS-1, Dark Energy Survey, and dedicated follow-up monitoring Blanco 4m/DECam. With on average ?200 nightly epochs per quasar filter band, we improve parameter constraints from Damped Random Walk (DRW) model fit to light c...

Epidemiological parameters, such as age-dependent force of infection and average age at infection () were estimated for rubella, varicella, rotavirus A, respiratory syncytial virus, hepatitis A and parvovirus B19 infections for a non-immunized Brazilian community, using the same sera samples. The for the aforementioned diseases were 8.45 years (yr) [...

This is a retrospective study on clinical course and treatment response of patients with thyroid hot nodule, referred to nuclear medicine department of Shariati Hospital from 1360 to 1377. From the total 58 patients with average age of 43 yr and incidence peak of 40 yr, 81% were female and 19% were male. 64% of the patients were thyrotoxic and 36% were euthyroid at presentation. Thyrotoxi...

Background: Acute drug poisoning remains an important public health problem and represents the second most frequent accidental disease in children. In this study, we identified epidemiological and clinical features of children admitted for acute drug poisoning and related factors associated with suicidal poisoning. Methods: We conducted a retrospective study in the Department of Pediatrics, ...