- Author: Piet W. N. M. van Leeuwen (auth.) Piet W. N. M. Van Leeuwen Carmen Claver (eds.)
- Language: English
- Year: 2002
- Author: Marc Andrews, Mattheis Lars van Leeuwen
- Language: Spanish
- Year: 2016
- Author: Fedor V. Fomin, Stefan Kratsch, Erik Jan van Leeuwen
- Language: English
- Year: 2019
- Author: Emily Anne Parker and Anne van Leeuwen (Eds.)
- Language: English
- Year: 2017
- Author: E. van Pelt-Verkuil W.B. van Leeuwen R. te Witt
- Language: English
- Year: 2019
Asthma
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- Author: Willem Strom/van Leeuwen Friedrich Verzár
- Language: German
- Year: 1928
- Author: Christian Mosbaek Johannessen, Theo van Leeuwen
- Language: English
- Year: 2017
- Author: Christian Mosbaek Johannessen, Theo van Leeuwen
- Language: English
- Year: 2017
- Author: Anne M Van Leeuwen, Mickey L Bladh
- Language: English
- Year: 2019