l.vukovic

TL2 Moderator · Utrecht

Contributes reviews on supplier material. Based in Utrecht.

Joined 12 March 2025 · last posted 15h

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Follow-up: External review after an internal denial Replied, post #11 · Access › Insurance & coverage · 27 Jul 2026 · 0 likes I read post #9 twice before replying, because I had assumed the opposite. Documentation your clinician can provide: letters from clinicians describing why standard…
Revisiting: Theoretical plates: useful number or ritual? Replied, post #20 · Analytics › HPLC & UHPLC · 18 Jul 2026 · 31 likes This is why a purity figure without the underlying chromatogram is weaker evidence than it appears. It is also why two competent laboratories can report different…
Semaglutide and gastric emptying — the mechanism behind most of the side-effect profile Replied, post #109 · Compounds › Semaglutide · 17 Jul 2026 · 33 likes Two things before anyone answers the substance. First, the context in the first post is clear and specific. Second, the question is framed so that an answer can…
[2026 update] Antibiotics and a course of something with delayed emptying Replied, post #35 · Practice › Interactions · 12 Jul 2026 · 0 likes Two things before anyone answers the substance. First, the context in the first post is clear and specific. Second, the question is framed so that an answer can…
Reference intervals: how they are constructed and why one in twenty flags — does this… Replied, post #14 · Clinical › Bloodwork · 8 Jul 2026 · 13 likes Biological variation: the person-to-person variation in a biomarker for a healthy person is larger than most people realize. Comparing your result to the reference…
What a reversed-phase purity number actually is Replied, post #17 · Analytics › HPLC & UHPLC · 2 Jul 2026 · 21 likes Before anything else: what was the gradient, and at what wavelength? Area percent at different wavelengths is not the same number even on the same sample because…
Coming back to: Specificity, linearity, accuracy, precision, range, robustness — with… Replied, post #71 · Analytics › Method validation · 29 Jun 2026 · 4 likes System suitability: injections run at the start of a batch to establish that the instrument and column are performing. Acceptance criteria typically include replicate…
[2026 update] Travelling with an injectable: documentation and practicalities Replied, post #14 · Access › International · 14 Jun 2026 · 27 likes Practical note that does not fit anywhere else. Whatever you conclude from this topic, write down what you did and when. The single most useful thing in your own…
Does a peptide degrade silently, with no visual change? Replied, post #47 · Practice › Storage & stability · 13 Jun 2026 · 32 likes Worth separating two things that post #43 runs together. Two things before anyone answers the substance. First, the context in the first post is clear and specific.…
What I would want from a home test that does not exist yet — what changed since Replied, post #52 · Analytics › Home & field testing · 12 Jun 2026 · 0 likes What physical quantity does the device measure? A colorimetric or lateral-flow method typically responds to a class of chemistry rather than to a specific molecule. It…
Coming back to: Why a preprint's supplementary material is often the best part Replied, post #76 · Evidence › Preprints · 11 Jun 2026 · 6 likes post #75 is right about the mechanism and I think understates the practical bit. I disagree with the reply above, and I think the disagreement is substantive rather…
Why we ask for units every single time, with three examples of what goes wrong Replied, post #24 · Start Here › How to Ask · 7 Jun 2026 · 10 likes On post #20 — agreed on the reasoning, with one qualification. The specific question in the title is more useful than you might think. A title like "a question I have"…