A reaction-diffusion model for a temporally variable and spatially heterogeneous environment is developed to mathematically describe the spatial dynamics of water hyacinth and the interacting populations of the various ...

Background: Three-dimensional gait analysis (3DGA) is commonly used to assess the effect of orthopedic single-event multilevel surgery (SEMLS) in children with spastic cerebral palsy (CP). Purpose: The purpose of ...

The primary objective of this article is to explore some distinctions between Christian and secular views of transformation, characteristics of transformational development and the holistic practitioner. To meet this aim, ...

Business process planning and control is important for effectively managing and improving processes relating to the management of physical assets. This is especially true when processes affect the uptime and value creation ...

Formulating localisation strategies is crucial to ensuring the development of local suppliers, which in turn results in job creation, increased export earnings, and local and national economic growth. The aim of this article ...

The Western Cape Province government in South Africa has established the transition to a green economy as a high priority. The sustainable use of water resources has been identified as a critical necessity for such a green ...

In this paper, a decision support system framework is proposed that may be used to assist a tertiary bursary provider during the process of allocating bursaries to prospective students. The system identifies those in an ...

Ranking and selection (R&S) procedures form an important research field in computer simulation and its applications. In simulation, one usually has to select the best from a number of scenarios or alternative designs. ...

This article discusses a case study in which a South African furniture and household goods retailer wishes to improve its marketing campaigns by employing location-based marketing insights, and also to prioritise customer ...

South Africa aims to generate 42 per cent of its electricity from renewable energy technology sources by 2030. Concentrating solar power (CSP) is one of the major renewable energy technologies that have been prioritised ...

Background: This study examined the associations of 25-hydroxyvitamin D and specific host genetic variants that affect vitamin D levels or its effects on immune function, with the risk of TB or mortality in children. ...

Background: In the absence of randomized clinical trials, meta-analysis of individual patient data (IPD) from observational studies may provide the most accurate effect estimates for an intervention. However, confounding ...

We recently reported on our success to generate deletion mutants of the genes encoding glutamate dehydrogenase (GDH) and glutamine oxoglutarate aminotransferase (GOGAT) in M. bovis BCG, despite their in vitro essentiality ...

Childhood maltreatment has diverse, lifelong impact on morbidity and mortality. The Childhood Trauma Questionnaire (CTQ) is one of the most commonly used scales to assess and quantify these experiences and their impact. ...

South African prisoners of war (POWs) captured at Tobruk in June 1942 experienced similar events and conditions. All shared a feeling of shock at becoming POWs and all of them had to deal with extremely difficult living ...

Context: A robust evidence base is now emerging that indicates that treatment for depression and alcohol use disorders (AUD) delivered in low and middle-income countries (LMIC) can be effective. However, the coverage ...

Die tabakbedryf in Rhodesië (vandag Zimbabwe) het ongetwyfeld 'n kardinale rol in die ekonomiese ontwikkeling van Rhodesië gespeel. Sedert die Britse kolonialisering van Rhodesië gedurende die 1890's het die klem van ...

It has been suggested that technological variations associated with Still Bay assemblages of southern Africa have not been addressed adequately. Here we present a study developed to explore regional and temporal variations ...

Community-based responses have a lengthy history. The ravages of HIV on family functioning has included a widespread community response. Although much funding has been invested in front line community-based organisations ...

Voorstellings van die “ander” of die “vreemde” word grootliks beïnvloed deur die voorsteller se eie historiese konteks. Wanneer hierdie konteks verander, gebeur dit dikwels dat die voorstelling van die “ander” ook aangepas ...

Epistemologiese afhanklikheid van Europese verwysingspunte kenmerk dikwels analitiese modelle van Suid-Afrikaanse kunsmusiek en kunsmusiekhistoriografie. ’n Tipiese voorbeeld is die beskrywing van Stefans Grové se musikale ...

A more explicit, comprehensive and sustained dialogue between the African philosophical and western feminist traditions would yield insights at once rich and useful to both traditions, and beyond. Here, I place the work ...

ENGLISH SUMMARY : Background: Maintaining high levels of adherence to antiretroviral therapy (ART) is a challenge across settings and populations. Understanding the relative importance of different barriers to adherence ...

Primary open angle glaucoma (POAG) is a complex disease and is one of the major leading causes of blindness worldwide. Genome-wide association studies have successfully identified several common variants associated with ...

Looking at most African countries, one realises that the social imaginaries which make us who we are, continue to be an issue in every society. It is even more rampant when we think of the role religion plays in determining ...

This article argues that the racial essentialism implicit in the geographic criteria of the meaning of "African" in African philosophy (as black, ethnic and sub-Saharan) limits the development of African philosophy as a ...

Background: Violence against women by intimate partners remains unacceptably common worldwide. The evidence base for the assumed psychological impacts of intimate partner violence (IPV) is derived primarily from studies ...

With the 450th anniversary of the Heidelberg Catechism of 2013 in mind, this article offers some remarks on the question what it means to remember and commemorate this 16th century Reformed confession in South Africa today. ...

This article proposes a fresh reading of the Heidelberg Catechism from the perspective of an ethics of care, a new paradigm of doing ethics, strongly influenced by feminist philosophy. In its anthropology, this approach ...

The Heidelberg Catechism's section on Sin and Misery does not provide a moralistic or legalistic perspective on the human condition. Instead, it offers, in abbreviated format, a restatement of the doctrine of original sin, ...