University of Monterrey

The Efficiency vs. Pricing Accuracy Trade-Off in GMM Estimation of Multifactor Linear Asset Pricing Models

Even though a multifactor linear asset pricing model can be written equivalently in Beta or Stochastic Discount Factor (SDF) form, the two representations need not deliver the same inferential properties when estimated by the generalized method of moments (GMM). Using a multifact...

Describing Patient Characteristics, Treatment Patterns, and Disease Burden Among Patients with Alopecia Areata in Mexico: A Secondary Analysis of the Adelphi Real World Alopecia Areata Disease Specific Programme

Alopecia areata (AA) is a common autoimmune disease characterized by nonscarring hair loss, yet real-world data on AA in Mexico are sparse. This study aimed to characterize disease burden and identify unmet treatment needs among patients with AA in Mexico. Clinical data were anal...

When the fat is missing: a fat-free spindle cell lipoma in a young woman

Dear Editor, Spindle cell lipoma (SCL) is a benign adipocytic neoplasm first characterized by Enzinger and Harvey, classically arising in the posterior neck, shoulder, and upper back of middle-aged to older men. Histologically, it is defined by a variable admixture of mature adip...

Intravascular ultrasound–guided versus angiography-guided endovascular interventions for peripheral artery disease: a systematic review and meta-analysis

Abstract Background Endovascular revascularization is a cornerstone therapy for peripheral artery disease (PAD), typically guided by angiography, which may underestimate vessel size and lesion complexity. The clinical benefit of intravascular ultrasound (IVUS) guidance remains un...

Development and Initial Validation of the Multidimensional Employee Engagement Instrument (MEEI): A Mixed-Methods Scale Development Study

Employee engagement remains one of the most widely studied constructs in organizational research. However, the ever-increasing involvement of Generation Z and Generation Y employees in the workplace raises the question of whether current employee engagement measuring tools are ap...

Trichotillomania

th history of progressive hair loss involving the frontal scalp and vertex.She had r loss without clinical improvement.Physical examination revealed irregular ble lengths.No erythema, scaling, follicular hyperkeratosis, pustules, or atrophy ular openings, numerous broken hair sha...

Endomyocardial Biopsies in the Diagnostic Workup of Immune Checkpoint Inhibitor Associated Myocarditis

To identify the role of endomyocardial biopsy in the diagnosis, prognostication, and future understanding of mechanisms for immune checkpoint inhibitor myocarditis. The use of endomyocardial biopsy in immune checkpoint inhibitor myocarditis has led to recognizing a spectrum of di...