Seasonality of abnormal births and the "SPOO" hypothesis

Month of birth related to fecundity and childlessness among contemporary women.

Human biology·2008

Over-ripeness ovopathy: a challenging hypothesis for sex ratio modulation.

Human reproduction (Oxford, England)·2004

[Short pregnancy interval and reproductive disorders].

Nederlands tijdschrift voor geneeskunde·2002

Fecundity of daughters born after short, intermediate, or long birth intervals. An analysis of family reconstitutions from The Netherlands, late 19th-early 20th century.

Social biology·2001

The secular trends in male:female ratio at birth in postwar industrialized countries.

Environmental health perspectives·2001

Season of birth and reproductive performance: an analysis of family reconstitutions of 800 women born in The Netherlands at the end of the 19th century.

Chronobiology international·2001

Natural history and clinical impact of epilepsy in adults with Down syndrome: a multicentre clinical study.

Lancet (London, England)·2026

Porcine kidney xenotransplantation as a bridge to allotransplantation: a first-in-human study.

Lancet (London, England)·2026

Liposuction versus conservative therapy for patients with lipoedema in Germany: a multicentre, randomised controlled clinical trial.

Lancet (London, England)·2026

Targeted left ventricular lead placement in biventricular pacing for heart failure: a national, multicentre, double-blind, randomised controlled trial in Denmark.

Lancet (London, England)·2026

Catheter ablation for symptomatic atrial fibrillation (PVI-SHAM-AF): a randomised, double-blind, sham-controlled, multicentre trial.

Lancet (London, England)·2026

Cardiovascular disease in pregnancy: physiology, global burden, risk stratification, and opportunities in care.

Lancet (London, England)·2026

Halide regulation of Co-centred interfacial water in MnCo2O4.5 for acidic oxygen evolution.

Chemical communications (Cambridge, England)·2026

Back diffusion of a Th-230-Ra-226 decay chain in a multilayer fractured-rock matrix with stagnant-zone and skin effects.

Journal of contaminant hydrology·2026

Pore fluid pH-salinity homogenization for sustained electroosmosis: Performance, energy efficiency and underlying mechanisms.

Journal of environmental management·2026

Exploring the Interplay of Oceanic Tides and Rainfall in Flood Susceptibility in an Exorheic Basin.

Anais da Academia Brasileira de Ciencias·2026

Oxygen Serves as an Electron Acceptor for Efficient Photocatalytic Acetylene Hydrochlorination in Seawater.

Angewandte Chemie (International ed. in English)·2026

Ocular dirofilariasis after the Valencia floods "DANA" 2024. A case report: From eyelid to conjunctiva.

Archivos de la Sociedad Espanola de Oftalmologia·2026

Related Experiment Videos

Seasonality of abnormal births and the "SPOO" hypothesis

Related Concept Videos

Month of birth related to fecundity and childlessness among contemporary women.

Over-ripeness ovopathy: a challenging hypothesis for sex ratio modulation.

[Short pregnancy interval and reproductive disorders].

Fecundity of daughters born after short, intermediate, or long birth intervals. An analysis of family reconstitutions from The Netherlands, late 19th-early 20th century.

The secular trends in male:female ratio at birth in postwar industrialized countries.

Season of birth and reproductive performance: an analysis of family reconstitutions of 800 women born in The Netherlands at the end of the 19th century.

Natural history and clinical impact of epilepsy in adults with Down syndrome: a multicentre clinical study.

Porcine kidney xenotransplantation as a bridge to allotransplantation: a first-in-human study.

Liposuction versus conservative therapy for patients with lipoedema in Germany: a multicentre, randomised controlled clinical trial.

Targeted left ventricular lead placement in biventricular pacing for heart failure: a national, multicentre, double-blind, randomised controlled trial in Denmark.

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Cardiovascular disease in pregnancy: physiology, global burden, risk stratification, and opportunities in care.

Halide regulation of Co-centred interfacial water in MnCo2O4.5 for acidic oxygen evolution.

Back diffusion of a Th-230-Ra-226 decay chain in a multilayer fractured-rock matrix with stagnant-zone and skin effects.

Pore fluid pH-salinity homogenization for sustained electroosmosis: Performance, energy efficiency and underlying mechanisms.

Exploring the Interplay of Oceanic Tides and Rainfall in Flood Susceptibility in an Exorheic Basin.

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Seasonality of abnormal births and the "SPOO" hypothesis

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