Mean annual rainfall data for 30 years were obtained from seven stations of the Nigerian Meteorological Agency NIMETT) stations located in the study area (Fig. 2).
Low-grade astrocytomas (WHO grades I and II) from 60 patients aged from 1 up to18 years were obtained from the Children's Cancer Hospital Egypt (CCHE) Pathology Department.
Manual measurement data of women in age ranging from 20 to 75 years were obtained from the fifth Size Korea survey and used for analysis.
Mid-year population data by sex, age group and individual region for all explored years were obtained from the Statistical Office of the Slovak Republic (Štatistický úrad Slovenskej Republiky).
Climatic data for 21 years were obtained from the Rudolf-Geiger climate station of the Department of Geography in the Faculty of Geoscience at the Ruhr University of Bochum.
Data on offspring exposure to depression in utero (36 weeks gestation), exposure to childhood maltreatment (11 years) and adulthood depression (25 years) were obtained from parents and offspring through clinical interview.
Anomalously old potassium-argon dates of 1,000,000 and 1,100,000 years were obtained from a large lava flow at least 10 km long in the postglacial Pashleth Creek and Machmell River valleys.
Adult samples (older than 20 years) were obtained from the clinical laboratories of the UPMC hospitals during the week of November 23 , 2009
Data for 5224 children, aged 3 19 years, were obtained from the 1999 2002 NHANES.
Population data concerning the 3 examined years were obtained from the Italian Institute for Statistics (ISTAT).
