{"slug":"european-heart-journal-supplements","name":"European Heart Journal Supplements","journalId":"06a500b3-6dbb-7d1d-8000-d8ddd47cb697","groups":[{"manuscriptType":"All","categories":[{"category":"LENGTH","label":"Length & word limits","items":[{"key":"abstract_word_limit","value":"250","unit":"words"},{"key":"keywords_max","value":"6","unit":"keywords"}],"hiddenCount":0},{"category":"CITATION","label":"Citations & references","items":[],"hiddenCount":1},{"category":"POLICY","label":"Policies & ethics","items":[],"hiddenCount":1},{"category":"OTHER","label":"Formatting & submission","items":[],"hiddenCount":8}]}]}