Results 211 to 220 of about 211,042 (267)

Assessing allocation bias in stratified clinical trials with multi-component endpoints evaluated using the stratified Wei-Lachin test. [PDF]

PLoS One
Schoenen S, Heussen N, Hilgers RD.
europepmc   +1 more source

Formation of Distance‐Based Orientation: Political Identity through Relational Positioning in Israel

Symbolic Interaction, EarlyView.
Distance‐based orientation describes how pejorative labels may serve as anchor points for political identity. Existing research on political labeling has largely emphasized stigmatization, overlooking how labels may acquire durability and orienting capacity without losing pejorative force. Drawing on publicly circulating discourse, we trace positioning
Tammar Friedman, Asaf Saadon
wiley   +1 more source

Allocation Predictability of Individual Assignments in Restricted Randomization Designs for Two-Arm Equal Allocation Trials. [PDF]

Stat Med
Zhao W, Livingston S.
europepmc   +1 more source

Creating a Masterpiece. The Road to (and Beyond) Woodward and Hoffmann's 1969 Angewandte Chemie Treatise

The Chemical Record, EarlyView.
This publication describes how R. B. Woodward and Roald Hoffmann crafted their masterpiece publications. Illustrations include Woodward's first draft of the famous “Violations There are none. Nor can violations be expected of so fundamental a principle of maximum bonding.” Original but discarded text shows the stepwise paths toward the W‐H masterpieces.
Jeffrey I. Seeman
wiley   +1 more source

Single-photon advantage in quantum cryptography beyond QKD. [PDF]

Nat Commun
Vajner DA, Kaymazlar K, Drauschke F, Rickert L, von Helversen M, Liu H, Li S, Ni H, Niu Z, Pappa A, Heindel T.   +10 more
europepmc   +1 more source

Determination of optimal combined doses of oral midazolam and intranasal dexmedetomidine for use in pediatric magnetic resonance imaging. [PDF]

World J Pediatr Surg
Tu H, Gao J, Bao C, Zhao J, Tang J, Hu Y.   +5 more
europepmc   +1 more source

A Study on the ED90 of Esketamine Combined with Ropivacaine for Early Epidural Analgesia During the First Stage of Labor in Nulliparous Women: A Randomized, Sequential Dose-Finding Trial. [PDF]

Int J Womens Health
Lin X, Tu Y, Qiu P, Zhang Y, Chen Y, Cao Z.   +5 more
europepmc   +1 more source

The problematic history of randomised controlled trials Part 2: Hill's 'pragmatic' view of randomisation and its origins. [PDF]

J R Soc Med
Matthews RA.
europepmc   +1 more source

Cluster minimal sufficient balance (CMSB): an efficient covariate balancing randomization method for cluster randomized trials. [PDF]

BMC Med Res Methodol
Cai J, Suo S, Ndip V, Khairallah C, Zhang B, Zeng L, Yan H, Shao F, Chen T, Li C.   +9 more
europepmc   +1 more source