fvtt-yggdrasill/templates/item-maladie-sheet.html

<form class="{{cssClass}}" autocomplete="off">
  <header class="sheet-header">
      <img class="profile-img" src="{{img}}" data-edit="img" title="{{name}}"/>
      <div class="header-fields">
          <h1 class="charname"><input name="name" type="text" value="{{name}}" placeholder="Name"/></h1>
      </div>
  </header>

  {{!-- Sheet Body --}}
  <section class="sheet-body">

      <div class="tab" data-group="primary">
        <ul>
          <li class="flexrow"><label class="generic-label">Catégorie</label>
            <select class="competence-base flexrow" type="text" name="system.categorie" value="{{data.categorie}}" data-dtype="String">
              {{#select data.categorie}}
              <option value="mineure">Mineure</option>
              <option value="moderee">Modérée</option>
              <option value="majeure">Majeure</option>
              {{/select}}
            </select> 
          </li>
          <li class="flexrow"><label class="generic-label">Periode</label><input type="text" name="system.periode" value="{{data.periode}}" data-dtype="String"/>
          </li>
        </ul>
        <label class="generic-label">Description</label>
        {{editor description target="system.description" button=true owner=owner editable=editable}}
      </div>

  </section>
</form>