This paper examines the current state of application of qualitative methods, namely case
studies in purchasing and supply management. We argue that the case study method has much …

Background Food allergies can have serious physical, social, and financial consequences.
This systematic review examined ways to prevent the development of food allergy in children …

Food allergy ( FA ) is an important atopic disease although its precise burden is unclear. This
systematic review aimed to provide recent, up‐to‐date data on the incidence, prevalence, …

Case studies are frequently used in industrial network research. In this article, we discuss the
difficulties and opportunities characterizing the case study approach. In particular, we deal …

Food allergy can result in considerable morbidity, impact negatively on quality of life, and
prove costly in terms of medical care. These guidelines have been prepared by the European …

METHODS The chest is a system into which air flows during inspiration, owing to the
enlargement of the thorax. During expiration, the size of the thorax diminishes and air flows out of …

COVID-19, which is caused by infection with SARS-CoV-2, is characterized by lung pathology
and extrapulmonary complications 1 , 2 . Type I interferons (IFNs) have an essential role in …

Helicobacter pylori adherence in the human gastric mucosa involves specific bacterial
adhesins and cognate host receptors. Here, we identify sialyl-dimeric-Lewis x glycosphingolipid …

Disruption of homeostasis between the host immune system and the intestinal microbiota
leads to inflammatory bowel disease (IBD). Whether IBD is instigated by individual species or …

In an article reviewing the status of gastrointestinal allergy in the New England Journal of
Medicine in 1949, Ingelfinger et al 1 decried the reliance on patients’‘‘incrimination’’of specific …