Results 101 to 110 of about 22,441 (303)
Noble Humbug? Hard and soft laws on clinical placebo use
Despite the widespread historical and contemporary use of placebos in medicine, legal regulations addressing their administration remain limited in many countries.
Mélina Richard +9 more
doaj +1 more source
ABSTRACT In emerging economies where smallholder farming dominates agricultural production, agribusinesses serve as critical intermediaries linking smallholders to broader markets, and their resilience directly affects agricultural sustainability. Short‐term‐oriented capital is reluctant to adequately finance highly uncertain and cyclical agricultural ...
Siyuan Lyu +5 more
wiley +1 more source
Conflictos en ética de investigación con seres humanos
Desde la Declaración de Helsinki 2000, se intensificó y amplió un conflictivo debate que ha cuestionado muchos aspectos de la ética de investigación con seres humanos. La polémica incluye el uso de placebos, la aplicación del concepto de equiponderación,
Miguel H. Kottow
doaj
Passing the driving school test can be very challenging, especially in big cities, where up to 52% of all students fail this test. Consequently, many learner drivers experience stress and anxiety.
Michael Schaefer, Sören Enge
doaj +1 more source
ABSTRACT Inflammatory bowel disease management has undergone a major transformation with the introduction of treat‐to‐target strategies and highly effective biologic and small‐molecule therapies. Although these advances have reduced the overall requirement for surgery, operative intervention remains essential for selected patients with ulcerative ...
Yoshiki Okita +4 more
wiley +1 more source
ABSTRACT Small intestinal bacterial overgrowth (SIBO) has recently gained increasing attention as a potential cause of postoperative gastrointestinal symptoms following gastrointestinal cancer surgery. Surgical procedures can disrupt normal gastrointestinal physiology through anatomical reconstruction, impaired motility, reduced gastric acid secretion,
Toru Aoyama +2 more
wiley +1 more source
Abstract Our general interest is in global trade loss from livestock pathogens, specifically exports. We adopt a causal inference approach that considers animal disease outbreaks over time as non‐staggered binary treatments with the potential for switching in (infection) and out of treatment (recovery) within the sample period. The outcome evolution of
Mohammad Maksudur Rahman +1 more
wiley +1 more source
Abstract This study examines the impact of soil erosion on agricultural land values in the United States (US) Midwest. Based on a novel county‐level panel data set with information on soil erosion levels and agricultural land values covering five census years (1997, 2002, 2007, 2012, and 2017), we separately investigate the direct effect of two types ...
Le Chen +3 more
wiley +1 more source
Abstract While multiple factors explain low adoption rates of improved varieties by small‐scale farmers in sub‐Saharan Africa, a key supply‐side constraint is the limited availability of seed embodying new traits in the volume, quality, price, and timeliness required by farmers. This constraint is partly attributable to classical failures in the market
Dawit Mekonnen +5 more
wiley +1 more source
The Social Epistemology of Clinical Placebos [PDF]
Many extant theories of placebo focus on their causal structure wherein placebo effects are those that originate from select features of the therapy (e.g., client expectations or “incidental” features like size and shape).
Rees, Melissa
core +2 more sources

