Publications by authors named "M N Helder"

Since its introduction in 2001, multiple platelet-rich fibrin (PRF) centrifugation protocols have emerged, but the variations in growth factor release that result from these protocols remain unclear. This review aimed to evaluate growth factor release across three PRF protocols: leukocyte-PRF (L-PRF), advanced-PRF (A-PRF/+), and injectable-PRF (i-PRF). A comprehensive search was conducted using the MEDLINE and Embase databases, identifying 14 studies that met the inclusion criteria.

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Objective: To explore the social experiences of orofacial cleft patients and contextualize sociodemographic influence on management disparities in rural and urban areas of Indonesia.

Design: This study explores patients' lives in two demographical settings in South Sulawesi Province, Makassar and Selayar Islands Regency. It employs ethnography, including open-ended interviews and observations of patients, their neighborhoods, schools, and workplaces.

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Objective: To evaluate if regenerative materials with/without scaffold deployed in dental socket preservation led to reduced radiographic height and width bone resorption.

Study Design: English-written human studies from January 2010 to December 2023 were selected from PubMed, EMBASE, MEDLINE, Cochrane CENTRAL, Google Scholar and manually searched journals. Six meta-analyses were conducted, addressing treatments with all blood-derived growth factor preparations as well as L-platelet-rich fibrin (L-PRF) separately, and recombinant human BMP-2 (rhBMP-2).

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With over 1.5 million new cases annually, skin cancers are the most commonly diagnosed group of cancers worldwide. Among these, melanoma and keratinocyte cancers (KC), comprising squamous cell carcinoma (SCC) and basal cell carcinoma (BCC), are predominant.

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Introduction: Indonesia is a multicultural Asian country with a high incidence of cleft. This study contextualizes how patients' sociocultural backgrounds hinder cleft management in a diverse nation.

Material And Methods: This study involved 202 families of cleft patients attending six tertiary care hospitals in South Sulawesi between 2021 and 2022.

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