{"preliminary_commentary":{"by_channel":{"x_thread":32,"podcast":12,"youtube":5},"note":"Preliminary. Indexed podcasts, YouTube videos and X posts that name this trial so far. This is where a report starts, not where it ends: the build searches for more, so finished reports usually cover more than this."},"free_build":{"available":true,"how":"POST https://www.erudio.com/api/trial-requests with {\"nct_id\": \"NCT04031677\", \"email\": \"<work email>\"}. The person who owns that inbox must confirm by the emailed link; agents cannot confirm. The result is the report's free public preview; the full report is still bought."},"commentary_summary":null,"drugs_tested":null,"indication":"high-risk retroperitoneal sarcoma","name":"STRASS2","nct_id":"NCT04031677","offer":{"currency":"USD","how":"Order at https://www.erudio.com/contact?report=strass2-nct04031677. The price is an estimate of verified statements from the commentary indexed so far, fixed at order. Final coverage is set when the report is built. We build the report within 24 hours of confirming the order and deliver it when it passes our checks; if it cannot be built to our standard, nothing is charged.","price_usd":1950,"size":"deep","size_rule":"Deep: 301+ verified statements, estimated at 14 per indexed commentary source"},"registry":{"acronym":"STRASS2","arms":[{"description":"Surgery alone","label":"Standard arm","type":"OTHER"},{"description":"Preoperative chemotherapy and surgery","label":"Experimental arm","type":"EXPERIMENTAL"}],"collaborators":["Canadian Cancer Trials Group","ECOG-ACRIN Cancer Research Group","Anticancer Fund, Belgium","Australia and New Zealand Sarcoma Association","Japan Clinical Oncology Group"],"completion_date":{"date":"2028-04-21","type":"ESTIMATED"},"conditions":["Retroperitoneal Sarcoma","Liposarcoma","Leiomyosarcoma"],"enrollment":{"count":250,"type":"ESTIMATED"},"has_results":false,"interventions":[{"name":"Surgery","otherNames":[],"type":"PROCEDURE"},{"name":"Preoperative chemotherapy","otherNames":["neoadjuvant chemotherapy"],"type":"DRUG"}],"last_update":"2026-10-07","lead_sponsor":"European Organisation for Research and Treatment of Cancer - EORTC","official_title":"A Randomized Phase III Study of Neoadjuvant Chemotherapy Followed by Surgery Versus Surgery Alone for Patients With High Risk RetroPeritoneal Sarcoma (RPS)","overall_status":"RECRUITING","phases":["PHASE3"],"primary_completion_date":{"date":"2027-04-21","type":"ESTIMATED"},"primary_outcomes":[{"measure":"Disease free survival","timeFrame":"7 years from first patient in"}],"references":[{"citation":"Nardi W, Nicolas N, El Zein S, Tzanis D, Bouhadiba T, Helfre S, Watson S, Brisse HJ, Servois V, Bonvalot S. Diagnostic accuracy and safety of percutaneous core needle biopsy of retroperitoneal tumours. Eur J Surg Oncol. 2024 Jan;50(1):107298. doi: 10.1016/j.ejso.2023.107298. Epub 2023 Nov 30.","pmid":"38086314","type":"DERIVED"}],"start_date":{"date":"2021-01-20","type":"ACTUAL"},"study_type":"INTERVENTIONAL","title":"Surgery With or Without Neoadjuvant Chemotherapy in High Risk RetroPeritoneal Sarcoma","url":"https://clinicaltrials.gov/study/NCT04031677"},"report":null,"schema_id":"erudio.trial_listing","schema_version":"3.1","state":"listed","state_text":"No report yet. It can be ordered.","url":"https://www.erudio.com/trials/strass2-nct04031677"}