Is a 'winter booster dose' recommended?04:15 Source: SBSSBS GermanView Podcast SeriesFollow and SubscribeApple PodcastsYouTubeSpotifyDownload (3.9MB)Download the SBS Audio appAvailable on iOS and Android A booster dose will make sure the protection from your first doses is even stronger and longer lasting, experts claim.ShareLatest podcast episodesI'm off thenProvocative appearance in a full veil“As soon as she speaks German, I feel at home.”Dangerous coal: Morocco's shadow mine in Jerada