Results 31 to 40 of about 366,445 (313)

Contrasting patterns of litterfall seasonality and seasonal changes in litter decomposability in a tropical rainforest region [PDF]

open access: yesBiogeosciences, 2014
The seasonality of litter inputs in forests has important implications for understanding ecosystem processes and biogeochemical cycles. We quantified the drivers of seasonality in litterfall and leaf decomposability using plots throughout the Australian ...
S. A. Parsons   +3 more
doaj   +1 more source

On the association between outdoor PM 2.5 concentration and the seasonality of tuberculosis for Beijing and Hong Kong [PDF]

open access: yes, 2016
Tuberculosis (TB) is still a serious public health problem in various countries. One of the long-elusive but critical questions about TB is what the risk factors are and how they contribute for its seasonality.
Dai, Yanjun   +4 more
core   +1 more source

Seasonality of tuberculosis in the Republic of Korea, 2006-2016 [PDF]

open access: yesEpidemiology and Health, 2018
OBJECTIVES While the seasonality of notified tuberculosis has been identified in several populations, there is not a descriptive epidemiological study on the seasonality of tuberculosis in Korea.
Eun Hee Kim, Jong-Myon Bae
doaj   +1 more source

Autoregression as a means of assessing the strength of seasonality in a time series

open access: yesPopulation Health Metrics, 2003
Background The study of the seasonal variation of disease is receiving increasing attention from health researchers. Available statistical tests for seasonality typically indicate the presence or absence of statistically significant seasonality but do ...
Upshur Ross EG   +3 more
doaj   +1 more source

Female gender but not season of birth is associated with mood seasonality in a near-equatorial Brazilian city

open access: yesJornal Brasileiro de Psiquiatria, 2012
OBJECTIVE: Studies conducted mainly in countries located in the Northern Hemisphere have shown that season of birth influences mood seasonality. Greater mood seasonality has been observed for individuals born during spring/summer months than those born ...
Taciano L. Milfont   +4 more
doaj   +1 more source

The complex transmission seasonality of hand, foot, and mouth disease and its driving factors

open access: yesBMC Infectious Diseases, 2019
Background The transmission rate seasonality is an important index for transmission dynamics in many childhood infections, and has been widely studied in industrialized countries. However, it has been neglected in the study of pathogens in China. Methods
Jijun Zhao, Xiangyu Hu
doaj   +1 more source

Geographic body size variation in ectotherms: effects of seasonality on an anuran from the southern temperate forest [PDF]

open access: yes, 2015
Indexación: Web of Science; Scopus.Background: Body size variation has played a central role in biogeographical research, however, most studies have aimed to describe trends rather than search for underlying mechanisms.
Cunningham, AA   +2 more
core   +2 more sources

Exponential smoothing for intermittent demand with demand basis updated more frequently than seasonality factors

open access: yesGestão & Produção, 2019
This study aims to present an alternative technique of exponential smoothing to estimate the demand for items with intermittent and seasonal demand. The usual technique would aggregate demand periods (months in quarters, for instance) to calculate a ...
Jorge Luiz de Biazzi
doaj   +1 more source

Małżeństwa w parafii Łapy w latach 1919–1939

open access: yesPrzeszłość Demograficzna Polski, 2023
The article examines marriage in the Podlasie Catholic parish of Lapy from 1919–1939. It considers the occupations of the grooms, the age at which the couples married and the seasonality (monthly and weekly) of marriages.
Jakub Dobrzyński
doaj   +1 more source

Seasonality of childhood tuberculosis cases in Kampala, Uganda, 2010-2015. [PDF]

open access: yes, 2019
BackgroundSeasonality in tuberculosis (TB) has been described, especially in children. However, few studies have assessed seasonality of TB in the equatorial region, and none in children.ObjectivesTo assess for seasonality of childhood TB cases in ...
Cattamanchi, Adithya   +5 more
core   +3 more sources

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