Faculty profile
David Mccullagh
Back to facultyAssistant Clinical Professor (Adjunct)MedicineMcMaster University
Research
Research areas, by share of publications
Research areas are derived from OpenAlex topics of their publications.
6 publications.
01
Impact of Antibiotic Duration on Gut Microbiome Composition and Antimicrobial Resistance: A Substudy of the BALANCE Randomized Controlled Trial
Armstrong E, Kulikova M, Yee N, Rishu A, Muscedere J, Sibley S, Maslove D, Boyd JG, Evans G, Detsky M
Open Forum Infectious Diseases20255 citations
02
‘It is only by political means that we can hope for … success’: Éamon de Valera’s long climb back to power, 1922–32
McCullagh D
Irish Political Studies20241 citationsFirst author
03
Anaphylaxis for Internists Definition, Evaluation, and Management, with a Focus on Commonly Encountered Problems
Chu DK, McCullagh DJ, Waserman S
Medical Clinics of North America20205 citations
04
Penicillin allergy
McCullagh DJ, Chu DK
CANADIAN MEDICAL ASSOCIATION JOURNAL20193 citationsFirst author
05
Technology as security
McCullagh D
Harvard Journal of Law and Public Policy20013 citationsFirst author
06
Inside risks: risks of Y2K
Neumann PG, McCullagh D
Communications of the ACM1999Senior author
Frequent collaborators
5Co-authors at McMaster University. Thicker lines mean more shared papers.Explore the network
Researchers with similar interests
Write to this professor
A short, specific email works best. This draft uses one of their recent papers; replace the parts in brackets with your own details before sending.
Applying for
Subject: Prospective PhD student: Irish and British Studies
Dear Professor Mccullagh,
My name is [your name], and I am a [your current degree or role] at [your institution]. I am applying for a PhD position starting in [term and year].
I read your paper "Impact of Antibiotic Duration on Gut Microbiome Composition and Antimicrobial Resistance: A Substudy of the BALANCE Randomized Controlled Trial" (2025), and it connects closely to my own work on [your research topic]. [One or two sentences on what you did and what you learned.]
Are you accepting new PhD students for [term and year]? I have attached my CV and transcripts, and I would be glad to talk at a time that suits you.
Thank you for your time.
Kind regards,
[your name]