User profiles for "author:David Fredericks"

David Fredericks

Graduate Researcher, Keele University
Verified email at keele.ac.uk
Cited by 33

Magnitude of arsenic pollution in the Mekong and Red River Deltas—Cambodia and Vietnam

M Berg, C Stengel, PTK Trang, PH Viet… - Science of the Total …, 2007 - Elsevier
Large alluvial deltas of the Mekong River in southern Vietnam and Cambodia and the Red
River in northern Vietnam have groundwaters that are exploited for drinking water by private …

Patient care and clinical outcomes for patients with COVID-19 infection admitted to African high-care or intensive care units (ACCCOS): a multicentre, prospective …

BM Biccard, PD Gopalan, M Miller, WL Michell… - The Lancet, 2021 - thelancet.com
Background There have been insufficient data for African patients with COVID-19 who are
critically ill. The African COVID-19 Critical Care Outcomes Study (ACCCOS) aimed to …

Organic matter sources in an enclosed coastal inlet assessed using lipid biomarkers and stable isotopes

JK Volkman, AT Revill, DG Holdsworth… - Organic …, 2008 - Elsevier
The sources of organic matter (OM) in surface sediments from Wilson Inlet, an enclosed and
seasonally barred inlet in Western Australia, have been determined using a combination of …

Adequacy of the emergency point-of-care ultrasound core curriculum for the local burden of disease in South Africa

DJ van Hoving, HH Lamprecht, M Stander… - Emergency Medicine …, 2013 - emj.bmj.com
Objective This prospective cross-sectional study assesses the adequacy of the current South
African emergency point-of-care ultrasound (EPCUS) core curriculum against the local …

Serum ferritin levels correlate with disease activity in patients with AIDS and disseminated histoplasmosis.

DH Kirn, D Fredericks, JA McCutchan, D Stites… - 1995 - cabidigitallibrary.org
A case-control study was performed to examine whether serum ferritin levels correlate with
disease activity in patients with AIDS and disseminated Histoplasma capsulatum infection …

[PDF][PDF] Effect of rice husk biochar as an amendment on a marginal soil in Guyana

T Persaud, O Homenauth, D Fredericks… - World …, 2018 - researchgate.net
The use of bio-char as a soil amendment has received attention owing to its potential to
improve physical and chemical soil properties as well as contributing towards soil carbon …

[HTML][HTML] Investigation of wearable health tracker version updates

SI Woolley, T Collins, J Mitchell… - BMJ health & care …, 2019 - ncbi.nlm.nih.gov
Background Wearable fitness trackers are increasingly used in healthcare applications;
however, the frequent updating of these devices is at odds with traditional medical device …

[HTML][HTML] A decade on, how has the visibility of energy changed? Energy feedback perceptions from UK focus groups

D Fredericks, Z Fan, S Woolley, E de Quincey… - Energies, 2020 - mdpi.com
The Smart Meter Rollout Programme in the UK has required energy suppliers to offer new
smart meters to customers to provide near real-time energy use information and enable two …

Outcomes of patients with COVID-19 acute respiratory distress syndrome requiring invasive mechanical ventilation admitted to an intensive care unit in South Africa

C Arnold-Day, RN van Zyl-Smit, IA Joubert… - South African Medical …, 2022 - ajol.info
Background. Up to 32% of patients with COVID-19 pneumonia may require intensive care
unit (ICU) admission or mechanical ventilation. Data from low-and middle-income countries …

SARS-CoV-2 Viral Replication Persists in the Human Lung for Several Weeks after Symptom Onset

M Tomasicchio, S Jaumdally, L Wilson… - American Journal of …, 2024 - atsjournals.org
Rationale: In the upper respiratory tract replicating (culturable) SARS-CoV-2 is recoverable
for~ 4 to 8 days after symptom onset, however, there is paucity of data about the frequency …