| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Leven voor de Geboorte | Taschenbuch | 978-90-225-1828-1 (90-225-1828-0) | 1994 | |
| The Prenatal Prescription | Paperback | 978-0-06-095705-6 (0-06-095705-0) | 2002 | Christopher Vaughan |
| The Prenatal Prescription | Hardcover | 978-0-06-019763-6 (0-06-019763-3) | 2001 | " |